ESS, or Executive Support Systems, are specialized information systems that are designed to support senior-level executives in making strategic decisions.
Some of the key characteristics of ESS in MIS include:High-level strategic focus: ESS are designed to provide executives with information that is relevant to the organization's overall strategic goals.
User-friendly interface: ESS typically have a user-friendly interface that makes it easy for executives to access the information they need.
Integration with other systems: ESS are often integrated with other information systems within the organization to provide executives with a comprehensive view of organizational data.
Real-time information: ESS provide executives with real-time information, allowing them to make decisions based on up-to-date data.
Ad-hoc reporting: ESS allow executives to generate ad-hoc reports to support their decision-making.
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Write code to complete raise_to_power(). Note: This example is for practicing recursion; a non-recursive function, or using the built-in function math.pow(), would be more common.
Sample output with inputs: 4 2
4^2 = 16
***I need the solution to the code below in PYTHON***
def raise_to_power(base_val, exponent_val):
if exponent_val == 0:
result_val = 1
else:
result_val = base_val * ''' Your solution goes here '''
return result_val
user_base = int(input())
user_exponent = int(input())
print('{}^{} = {}'.format(user_base, user_exponent,
raise_to_power(user_base, user_exponent)))
Discuss and compare the course of the American, the French, and the Chinese
revolutions and analyze the reasons for and significance of the different outcomes
of these three revolutions?
The American, the French, and the Chinese revolutions have different outcomes.
Freedom from British rule inspired the American Revolution, whilst abolishing the French Monarchy inspired the French Revolution. Economic tensions and progressive ideas drove the American and French Revolutions in the eighteenth century.
The French Revolution, which took place within French boundaries, posed a direct danger to the French monarchy. The Chinese Revolution was brought on by the communists' defense of the peasants and the assassination of a political party.
Both the American and French Revolutions were heavily influenced by ideas of liberty and equality. Both countries want to be free. America was making an effort to become independent of British laws and taxation.
1917 saw the Russian Revolution, and there was just one year between then and the end of World War II.
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List and explain limitations or disadvantage of database system im details.
Answer:
here are some of the limitations or disadvantages of database systems:
Cost: Database systems can be expensive to purchase and maintain.
Complexity: Database systems can be complex to design, implement, and use.
Security: Database systems can be vulnerable to security breaches.
Performance: Database systems can be slow to respond to queries, especially if they are large and complex.
Scalability: Database systems can be difficult to scale up to handle large amounts of data.
Vendor lock-in: Once you choose a database system, it can be difficult to switch to a different system.
Despite these limitations, database systems are still a valuable tool for storing and managing large amounts of data.
Big Number! Write an HLA Assembly language program that prompts for... Big Number! Write an HLA Assembly language program that prompts for n, an int8 value, and then displays a repeated digit pattern starting with that number. The repeated digit pattern should show one n, two n-1s, three n-2s, ... , n-1 2s and n 1s. Shown below is a sample program dialogue. Gimme a decimal value to use for n: 5 Here's your answer: 544333222211111 Gimme a decimal value to use for n: 8 Here's your answer: 877666555544444333333222222211111111
Using the knowledge of computational language in python it is possible to write a code that prompts for two specific int8 values named start and stop and then displays a repeated digit pattern starting with that number.
Writting the code:
start:
mov al, start
add al, '0'
mov ah, 0eh
int 10h
stop:
mov al, stop
add al, '0'
mov ah, 0eh
int 10h
prompt:
mov dx, offset start
mov ah, 09h
int 21h
mov dx, offset stop
mov ah, 09h
int 21h
mov dx, offset pattern
mov ah, 09h
int 21h
;display start
mov al, start
add al, '0'
mov ah, 0eh
int 10h
;display stop
mov al, stop
add al, '0'
mov ah, 0eh
int 10h
;display pattern
mov dx, offset pattern
mov ah, 09h
int 21h
;get input
mov ah, 01h
int 21h
cmp al, start
je start
cmp al, stop
je stop
cmp al, 0ffh
je done
jmp prompt
done:
mov ah, 4ch
int 21h
start db 'start: ', 0
stop db 'stop: ', 0
prompt db 'prompt: ', 0
pattern db 'Here's your answer: ', 0
end start
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I need help with the following c program:
(1) Prompt the user for a string that contains two strings separated by a comma. (1 pt)
Examples of strings that can be accepted:
Jill, Allen
Jill , Allen
Jill,Allen
Ex:
Enter input string:
Jill, Allen
(2) Report an error if the input string does not contain a comma. Continue to prompt until a valid string is entered. Note: If the input contains a comma, then assume that the input also contains two strings. (2 pts)
Ex:
Enter input string:
Jill Allen
Error: No comma in string.
Enter input string:
Jill, Allen
(3) Extract the two words from the input string and remove any spaces. Store the strings in two separate variables and output the strings. (2 pts)
Ex:
Enter input string:
Jill, Allen
First word: Jill
Second word: Allen
(4) Using a loop, extend the program to handle multiple lines of input. Continue until the user enters q to quit. (2 pts)
Ex:
Enter input string:
Jill, Allen
First word: Jill
Second word: Allen
Enter input string:
Golden , Monkey
First word: Golden
Second word: Monkey
Enter input string:
Washington,DC
First word: Washington
Second word: DC
Enter input string:
q
The code for the following requirements is mentioned below.
Describe C programming?C is a procedural programming language that was originally developed by Dennis Ritchie in the 1970s at Bell Labs. It is a general-purpose language that can be used for a wide range of applications, from low-level system programming to high-level application programming.
C is a compiled language, which means that source code is translated into machine code by a compiler before it is executed. This makes C programs fast and efficient, and allows them to run on a wide variety of platforms.
C provides a rich set of built-in data types and operators, including integers, floating-point numbers, characters, and arrays. It also supports control structures such as if-else statements, loops, and switch statements, which allow programmers to write complex logic and control the flow of their programs.
Here's the C program that fulfills the requirements:
#include <stdio.h>
#include <string.h>
int main() {
char input[100], word1[50], word2[50];
char *token;
while (1) {
printf("Enter input string:\n");
fgets(input, sizeof(input), stdin);
// Check if user wants to quit
if (input[0] == 'q') {
break;
}
// Check if input contains a comma
if (strchr(input, ',') == NULL) {
printf("Error: No comma in string.\n");
continue;
}
// Extract words from input and remove spaces
token = strtok(input, ",");
strcpy(word1, token);
token = strtok(NULL, ",");
strcpy(word2, token);
// Remove leading and trailing spaces from words
int i, j;
i = 0;
while (word1[i] == ' ') {
i++;
}
j = strlen(word1) - 1;
while (word1[j] == ' ' || word1[j] == '\n') {
j--;
}
word1[j + 1] = '\0';
memmove(word1, word1 + i, j - i + 2);
i = 0;
while (word2[i] == ' ') {
i++;
}
j = strlen(word2) - 1;
while (word2[j] == ' ' || word2[j] == '\n') {
j--;
}
word2[j + 1] = '\0';
memmove(word2, word2 + i, j - i + 2);
// Output words
printf("First word: %s\n", word1);
printf("Second word: %s\n", word2);
}
return 0;
}
Explanation:
We use the fgets() function to read input from the user, which allows us to handle input with spaces. We store the input in the input array.We use the strchr() function to check if the input contains a comma. If not, we output an error message and continue to the next iteration of the loop.We use the strtok() function to extract the two words from the input. We store each word in a separate variable (word1 and word2). We then use a loop to remove any leading or trailing spaces from each word.We use a while loop to prompt the user for input until they enter "q" to quit.To know more about function visit:
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machine learning naives bales + ensemble methods
If we use the decision tree algorithm to learn a decision tree from this dataset, tje feature that would be used as the split for the root node is C. h₃(x)
How to explain the algorithmThe decision tree algorithm uses a heuristic called "information gain" to determine the best feature to use for the split at each node.
The feature with the highest information gain is selected as the split. Information gain measures the reduction in entropy or impurity of the target variable that results from splitting the data based on a particular feature.
Based on the information, the correct option is C.
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Why I can't see my packages on eclipse at top of left?
There are a multitude of reasons as to why your packages may not be visible in the top left corner of Eclipse.
What are the common reasons?One common issue is mistakenly closing the package explorer view. To resolve this problem, simply navigate to the "Window" menu and choose "Show View". From there, select "Package Explorer" to restore the view.
If that solution doesn't work for you, it's possible that your project hasn't been configured or imported correctly into Eclipse. Make certain that all customizations have been properly established and be sure all necessary libraries are included in your build path.
In case neither of these approaches prove successful, please offer more detailed information concerning your system setup so that we can proceed with further troubleshooting.
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a) Create a list of your 10 friends in python where you include the first name, last name and food preference, include yourself in that list
b) Use the basic structures you have learn in this chapter
Solution
1. (5 pts) Draw the flowchart (in a Word document)
2. (10 pts) Submit the code of the program that you have written and run and also the results (in a Word document)
Answer:
{"first_name": "Helen", "last_name": "Johnson", "food_preference": "oranges"},
{"first_name": "Asia", "last_name": "Lee", "food_preference": "steak"},
{"first_name": "Ella", "last_name": "Grotjohn", "food_preference": "watermelon"},
{"first_name": "Addie", "last_name": "Sims", "food_preference": "Crackers"},
{"first_name": "Allie", "last_name": "Soraches", "food_preference": "Fries"},
{"first_name": "Andy", "last_name": "Lett", "food_preference": "soup"},
{"first_name": "Yo", "last_name": "Mama", "food_preference": "Sour Cream"},
{"first_name": "John", "last_name": "Soucha", "food_preference": "Dirt"},
{"first_name": "Lizzie", "last_name": "Hellina", "food_preference": "Jeans"},
{"first_name": "ME", "last_name": "HUNGY", "food_preference": "Peanut-butter-banana-grilled-sandwich"}
]
```
Homework 1 Computer Vision (Term 3 2022-23) The purpose of this homework is to write an image filtering function to apply on input images. Image filtering (or convolution) is a fundamental image processing tool to modify the image with some smoothing or sharpening affect. You will be writing your own function to implement image filtering from scratch. More specifically, you will implement filter( ) function should conform to the following: (1) support grayscale images, (2) support arbitrarily shaped filters where both dimensions are odd (e.g., 3 × 3 filters, 5 × 5 filters), (3) pad the input image with the same pixels as in the outer row and columns, and (4) return a filtered image which is the same resolution as the input image. You should read a color image and then convert it to grayscale. Then define different types of smoothing and sharpening filters such as box, sobel, etc. Before you apply the filter on the image matrix, apply padding operation on the image so that after filtering, the output filtered image resolution remains the same. (Please refer to the end the basic image processing notebook file that you used for first two labs to see how you can pad an image) Then you should use nested loops (two for loops for row and column) for filtering operation by matrix multiplication and addition (using image window and filter). Once filtering is completed, display the filtered image. Please use any image for experiment. Submission You should submit (using Blackboard link) the source file which includes the code (Jupiter notebook) and a report containing different filters and corresponding filtered images. Deadline: May 11th, Thursday, End of the day.
Here is information on image filtering in spatial and frequency domains.
Image filtering in the spatial domain involves applying a filter mask to an image in the time domain to obtain a filtered image. The filter mask or kernel is a small matrix used to modify the pixel values in the image. Common types of filters include the Box filter, Gaussian filter, and Sobel filter.
To apply image filtering in the spatial domain, one can follow the steps mentioned in the prompt, such as converting the image to grayscale, defining a filter, padding the image, and using nested loops to apply the filter.
Both spatial and frequency domain filtering can be used for various image processing tasks such as noise reduction, edge detection, and image enhancement.
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.explain file-based data management approach Vs database approach in details?
File-based data management is a method of storing data in individual files. Each file is created and managed by the application that created it. This approach is simple and easy to understand, but it can be inefficient and difficult to manage when the amount of data grows.
Database-based data management is a more sophisticated approach that stores data in a central repository, or database. The database is managed by a database management system (DBMS), which provides a number of features that make it easier to store, retrieve, and update data. These features include:
Data integrity: The DBMS ensures that the data in the database is consistent and accurate.
Data security: The DBMS can be configured to control who has access to the data and what they can do with it.
Data performance: The DBMS can optimize the way data is stored and accessed, which can improve performance.
Data scalability: The DBMS can be scaled up to handle large amounts of data.
Database-based data management is more complex than file-based data management, but it offers a number of advantages, including:
Efficiency: Databases can be more efficient than files when it comes to storing and retrieving large amounts of data.
Flexibility: Databases can be more flexible than files when it comes to changing the structure of the data.
Security: Databases can be more secure than files, as they can be configured to control who has access to the data and what they can do with it.
Performance: Databases can be more performant than files, as they can be optimized for the way the data is being used.
Scalability: Databases can be scaled up to handle large amounts of data.
Which approach is right for you?
The best approach for storing and managing your data depends on a number of factors, including the size of your data, the number of users, and the level of security you need. If you have a small amount of data and a few users, file-based data management may be sufficient. However, if you have a large amount of data, multiple users, or need a high level of security, database-based data management is the better choice.
Which phase of software production or the focus of Dev ops
Answer:
DevOps is a software development methodology that combines software development (Dev) and information technology operations (Ops) to streamline the entire software production lifecycle, from design and development to deployment and operation. The main focus of DevOps is on the continuous integration, delivery, and deployment of software products, and ensuring that the software is always of high quality, reliable, and secure. In essence, DevOps aims to bridge the gap between developers and operations teams, so they can work collaboratively and more efficiently throughout the software development lifecycle.
I cannot figure out how to limit the number that they can make the bars of the turtle go too. I need to find a way to make them not go any higher than 200.
import turtle
Jane = turtle.Turtle()
bar1 = int(input("What is the height of the first bar?" ))
bar2 = int(input("What is the height of the second bar?" ))
bar3 = int(input("What is the height of the third bar?" ))
bar4 = int(input("What is the height of the fourth bar? "))
Jane.left(90)
def bar(height):
Jane.forward(height)
Jane.left(90)
Jane.forward(20)
Jane.left(90)
Jane.forward(height)
Jane.right(180)
bar(bar4)
bar(bar3)
bar(bar2)
bar(bar1)
Answer:
import turtle
Jane = turtle.Turtle()
bar1 = int(input("What is the height of the first bar?" ))
bar2 = int(input("What is the height of the second bar?" ))
bar3 = int(input("What is the height of the third bar?" ))
bar4 = int(input("What is the height of the fourth bar? "))
Jane.left(90)
def bar(height):
if height > 200:
height = 200
Jane.forward(height)
Jane.left(90)
Jane.forward(20)
Jane.left(90)
Jane.forward(height)
Jane.right(180)
bar(bar4)
bar(bar3)
bar(bar2)
bar(bar1)
Python Yahtzee:
Yahtzee is a dice game that uses five die. There are multiple scoring abilities with the highest being a Yahtzee where all five die are the same. You will simulate rolling five die 777 times while looking for a yahtzee.
Program Specifications :
Create a list that holds the values of your five die.
Populate the list with five random numbers between 1 & 6, the values on a die.
Create a function to see if all five values in the list are the same and IF they are, print the phrase "You rolled ##### and its a Yahtzee!" (note: ##### will be replaced with the values in the list)
Create a loop that completes the process 777 times, simulating you rolling the 5 die 777 times, checking for Yahtzee, and printing the statement above when a Yahtzee is rolled.
The program to simulate rolling five dice 777 times and checking for a Yahtzee is given below.
How to write the programimport random
def check_yahtzee(dice):
"""Check if all five dice have the same value"""
return all(dice[i] == dice[0] for i in range(1, 5))
for i in range(777):
# Roll the dice
dice = [random.randint(1, 6) for _ in range(5)]
# Check for Yahtzee
if check_yahtzee(dice):
print("You rolled {} and it's a Yahtzee!".format(dice))
In conclusion, this is the program to simulate rolling five dice 777 times and checking for a Yahtzee.
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i need help with project i dont know how to code and it is a console application using c#
The Program based on the information will be:
using System;
class Program {
static void Main(string[] args) {
Console.Write("Enter your name: ");
string name = Console.ReadLine();
Console.WriteLine("Hello, " + name + "!");
}
}
How to explain the programWhen you run this program, it will display the message "Enter your name: " on the console.
The user can then type in their name, and press Enter. The program will read the user's input using the Console.ReadLine() method, store it in the name variable, and then display the message.
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You are writing a program that uses these modules. An error occurs when you try to make the cat sprite say "Hello." Which module needs to be edited?
Answer:
D. Talk
Explanation:
It's probably an issue with the Talk module, since it is having trouble saying "Hello".
• Explain the Stages and development of Computer Starting from the time of Abacus to the present time
Answer:
Explanation:
The development of computers has been a long and fascinating journey, spanning thousands of years. Here are the stages and key milestones in the history of computing:
1) Abacus (c. 3000 BC): The abacus is one of the oldest known computing devices, consisting of a frame with beads that can be moved along rods to perform basic arithmetic calculations.
2) Mechanical calculators (17th century): In the 17th century, inventors such as Blaise Pascal and Gottfried Leibniz developed mechanical calculators capable of performing arithmetic calculations more quickly and accurately than the abacus.
3) Analytical Engine (1837-1871): The Analytical Engine was designed by Charles Babbage and was considered the first mechanical computer. It could perform complex mathematical calculations and store information in memory.
4) Vacuum tube computers (1930s): The use of vacuum tubes in computers allowed for the creation of electronic computers. These computers used vacuum tubes to perform logic and arithmetic operations and were used primarily for scientific and military applications.
5) Transistor computers (late 1940s-1950s): The invention of the transistor in 1947 led to the development of transistor-based computers, which were smaller, faster, and more reliable than vacuum tube computers.
6) Integrated circuit computers (1960s-1970s): The development of integrated circuits in the 1960s allowed for the creation of smaller and more powerful computers that were capable of performing more complex calculations and storing more data.
7) Personal computers (1970s-1980s): The introduction of the personal computer in the 1970s and 1980s revolutionized computing, making computers more accessible to the general public and leading to the development of the modern computer industry.
8) Internet and World Wide Web (1990s): The creation of the internet and the World Wide Web in the 1990s revolutionized the way people interact with computers, making it possible to access vast amounts of information and connect with people all over the world.
9) Mobile computing (2000s-present): The rise of smartphones and tablets in the 2000s and beyond has led to a new era of mobile computing, with people now able to access the internet and perform complex computing tasks from anywhere at any time.
Overall, the development of computers has been a long and ongoing process, with each stage building on the discoveries and inventions that came before it. The future of computing is sure to be just as exciting as the past and present.
Question 2 of 10
When gathering information, which of the following tasks might you need to
perform?
OA. Seek out ideas from others and share your own ideas
OB. Study objects, conduct tests, research written materials, and ask
questions
C. Fill out forms, follow procedures, and apply math and science
O D. Apply standards, such as measures of quality, beauty, usefulness,
or ethics
Answer:
OA is the answer for the question
define Artificial intelligence?
A generator that is not producing voltage or current may have an open stator winding. True or False?
Answer:
True. An open stator winding is a common cause of a generator not producing any voltage or current. The stator winding is responsible for producing the electromagnetic field that induces voltage in the generator's rotor, which then produces the current. If the stator winding is open or broken, the magnetic field will not be produced, resulting in no voltage or current being generated.
Draw an ER diagram for the following car sharing system:
In the car sharing system, a CarMatch application has record of anyone who would like to share his/her car, known as a CarSharer. An Administrator registers all the potential CarSharers and with their first name, last name, home address, and date of birth. Each CarSharer is also assigned a unique id. A CarSharer can take policies issued by the Insurance Company. Each policy has a number, premium, and a start date. A CarSharer needs to know the start and destination address of each Journey.
An ER diagram for the following car sharing system is given below.
+--------------+ +-------------+ +-----------------+
| CarSharer | | Journey | | InsurancePolicy |
+--------------+ +-------------+ +-----------------+
| id | | id | | number |
| first_name | | start_addr | | premium |
| last_name | |destin_addr | | start_date |
| home_addr | | carsharer_id| +----->| carsharer_id |
| date_of_birth| +--->| | | +-----------------+
+--------------+ +-------------+ |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
+---------------------+
|
|
+-------------+
| Administrator |
+-------------+
| id |
+--------------+
What is the diagram about?The diagram shows the relationships between the entities in the system.
A CarSharer has a unique id and is associated with many Journeys and InsurancePolicies. They have properties such as first_name, last_name, home_addr, and date_of_birth.
A Journey has a unique id and is associated with one CarSharer. It has properties such as start_addr and destin_addr.
An InsurancePolicy has a unique number and is associated with one CarSharer. It has properties such as premium and start_date.
An Administrator has a unique id and is responsible for registering potential CarSharers.
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I need help asap pleaseseee???????!!!!!!!!!
Answer:
In conclusion, the statement "production decisions are always driven by money" has some truth in the media industry, particularly with regards to media ownership consolidation. While the media industry must make a profit to survive, there is a need for a balance between profitability and the public interest. Media consolidation has made it increasingly difficult to achieve this balance, leading to a need for increased regulation to ensure that the media industry remains fair and impartial.Explanation:
The statement "production decisions are always driven by money" has some truth in the media industry. The media is a business, and like any business, its primary goal is to make a profit. The production of media content, whether it be print, broadcast, or digital, requires significant financial resources. Media companies must pay for content creation, equipment, personnel, distribution, and marketing.
Media ownership consolidation has had a significant impact on the media industry. Over the years, the number of institutions creating the majority of the media has shrunk, leading to fewer voices and perspectives in the industry. This trend has been particularly prevalent in the United States, where the Telecommunications Act of 1996 allowed for greater consolidation of media ownership. This act allowed for media companies to own more stations, leading to fewer companies controlling the majority of the media.
Media consolidation has allowed for greater economies of scale, which can result in more efficient and profitable operations. However, it also means that a small group of media companies controls the information that the public has access to. This can lead to bias and limited perspectives, particularly on controversial issues.
Describe the use of one of the following protocols: FTP, HTTP, HTTPS ,SMTP and SFTP. Which one considers as a security protocol?
SMTP is a communication protocol used for sending and receiving email messages over the internet. While SMTP itself is not primarily a security protocol, it can be used in conjunction with other security protocols such as SSL/TLS encryption to provide secure email communication. When used with SSL/TLS encryption, SMTP is commonly referred to as SMTPS.
A packaging company packs 5000 bottles of juices in 1 day using 20 persons, the company is thinking to increase the packaging speed for up to 50000 bottles in one day with similar number of labors. Explain what technology would the company have to introduce to increase its packaging capacity?
Answer:
To increase packaging capacity from 5000 to 50000 bottles of juice per day, a packaging company would need to introduce automation technology. Automated bottling machines, conveyor belt systems, and quality control technologies such as automated sensors and cameras could be introduced to increase speed and efficiency while reducing reliance on manual labor. However, the company must consider the costs and potential negative impacts on their workforce.
Explanation:
projection
articulation
intonation
rate
how loud or soft your voice is
how quick or slow your speech is
how your voice rises and falls
how clearly you pronounce your words
Answer:
Here are some tips on how to improve your projection, articulation, intonation, and rate:
Projection: Speak loudly enough to be heard by everyone in the room, but not so loudly that you are shouting.
Articulation: Pronounce your words clearly and distinctly.
Intonation: Vary the pitch of your voice to add interest and emphasis to your speech.
Rate: Speak at a rate that is comfortable for you and that allows your audience to follow your speech.
It is important to practice these skills regularly so that you can use them effectively in any situation.
Here are some additional tips for improving your speaking skills:
Be aware of your body language. Make eye contact with your audience, and use gestures to emphasize your points.
Be confident. Believe in yourself and your message, and your audience will be more likely to believe in you too.
Practice, practice, practice! The more you speak, the better you will become at it.
machine learning naives bales + ensemble methods
The claim "This ensemble model needs to select the number of trees used in the ensemble as to avoid overfitting" is generally true for AdaBoost. Therefore, the correct answer is AdaBoost.
How to explain the modelAn ensemble model is a type of machine learning model that combines the predictions of multiple individual models to produce a more accurate and robust prediction.
The idea behind an ensemble model is that by combining the predictions of multiple models, the weaknesses of any single model can be overcome, resulting in a more accurate overall prediction.
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Which formula would be used to calculate a total?
Answer:
=Sum(number1. number2)
Answer:
total/sum(x , y) have a great day hope this helps :)
Explanation:
List the information in the SaleItem table concerning green sneakers. Use the first letter of each table name as alias names. (Note: Colors are capitalized while categories are not. ) Note: Your answer should dynamically include all current columns in the saleItem table and any future changes to columns.
select si.*
from saleitem si join product p
on si.productid=p.productid
where category='sneakers'
and color='Green'
How to explain the tableThe SaleItem table is a database table that is typically used in e-commerce systems to store information about items that have been sold. Each record in the SaleItem table represents a single item that has been sold, and the table contains information about the sale, such as the date of the sale, the quantity sold, and the price at which the item was sold.
In this schema, the sale_item_id column is a unique identifier for each sale item record. The sale_id column is a foreign key that references the Sale table, which contains information about the sale as a whole. The item_id column is a foreign key that references the Item table, which contains information about the item being sold. The quantity column indicates how many of the item were sold, and the price column indicates the price at which each item was sold.
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machine learning learning a tree
A well-liked optimization technique for building models in machine learning is stochastic gradient descent. A well-liked decision tree technique for classification issues in machine learning is ID3.
A well-liked optimization approach for training models in machine learning is stochastic gradient descent. As it changes the model weights based on a small batch of randomly chosen samples rather than the complete dataset, it is especially helpful for huge datasets. Implementing the SGD algorithm entails the following steps:
1. Initialize the model weights at random.
2. The dataset was divided into smaller groups.
3. Every batch:
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Can someone help me write a code for this set of direction. 100 POINTS.
Please dont copy the answer from online and post it here its wrong.
In the main:
Declare and create two arrays called nums1 and nums2 to eventually store 15 integers each.
Declare a third array called nums3 and assign to it 15 values of your choice (from 1 to 30 – BUT NOT in sorted order), for example {25,12,6,2,30……}
Write a method called initArray to initialize an array of int to values from 0 to 14 using a loop. ( write a method that called initArray to assign an array integers 0 to 14 using a loop.
Write a method called displayArray to display all numbers in an array of int on one line using this format: 0 1 2 3 4 and so on.
Back in the main:
Write the code that calls the initArray method passing in nums1
Write the code that calls the displayArray method first passing in nums1, then passing in nums3. Display an appropriate message before calling the display array so that your results look like this:
The nums1 array after initializing:
0 1 2 3 4 and so on
The nums3 array after initializing:
25 12 6 2 30 and so on
5. Write a method called genRandom which takes the array nums2 as a parameter and fills it with random numbers between 1 and 100.in a ‘for’ loop,
Back in the main:
Add a call to the genRandom methods passing in nums2 after providing an appropriate message explaining what the output will be. Your output should looks like this:
The nums2 array after initializing:
17 4 12 (random numbers – different each time) and so on
Write a method called sumRandom which will take an array as a parameter. It sums all numbers in the array and returns the sum as the value of the method.
Back in the main:
Add a call to the sumRandom method passing it nums2, then display a message telling what the output is followed by the results. (REMEMBER: when a method returns a value, you need to supply a variable to receive the answer in the calling statement.
Write a method called underForty which takes an array as a parameter. It sums all numbers that have a value less than 40 in the array and returns the sum as the value of the method.
Back in the main:
Add a call to the underForty method passing it nums2, then displays a message telling what the output is followed by the results
Write a method called smallest which takes an array as a parameter. It finds the smallest of the number in the array and returns it as the value of the method.
Back in the main:
This will seem redundant to what you did earlier, but… First call the displayArray method so your output looks like this:
The nums3 array after initializing:
10 5 15 (these should be the numbers you assigned in the create and initialize declaration) and so on.
Now, add a call to the smallest method passing it nums3, then display a message telling what the output is followed by the results
Write a method called largest which takes an array as a parameter. It finds the largest of the numbers in the array and returns its index as the value of the method.
Back in the main:
Call the largest method passing nums3, then display a message telling what the output is followed by the results.
Write a method called search which takes an array as a parameter and a random number you want to search for. (just pick one out of your array and pass it in as the second parameter) It finds the FIRST instance of that number and returns its index as the value of the method. If it does not find your random number, it returns a -1
In the main: call the search method passing it nums3, then display a message telling what the output is followed by the results Use a conditional to display either of these statements: For example:
The random number 6 was found at location 2 OR
The random number 6 was NOT found
Write a method called addToOverThirty which takes an array as a parameter. It adds 1 to all numbers that have a value greater than 30 in the array. (hmmm!, can you figure out why I said hmmm? Write the method anyways)
Back in the main:
Add a call to the addToOverThirty method passing it nums3, then display a message telling what the output is followed by the results For example:
The nums3 array after adding 1 to all numbers greater than 30 is
10 6 15 and so on (check with the values you assigned to nums3)
The program based on the information will be:
# Declare and create two arrays called nums1 and nums2 to eventually store 15 integers each.
nums1 = [0] * 15
nums2 = [0] * 15
# Declare a third array called nums3 and assign to it 15 values of your choice (from 1 to 30 – BUT NOT in sorted order)
nums3 = [25, 12, 6, 2, 30, 19, 14, 3, 7, 11, 26, 9, 28, 16, 21]
How to explain the programIn this example code, we first create two arrays nums1 and nums2 with 15 elements each, all initialized to 0.
Then we declare a third array nums3 and assign it 15 values of our choice, as instructed in the prompt.
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Bit rate is a measure of how many bits of data are transmitted per second. Compared to videos with a higher bit rate, the same videos with a lower bit rate would most likely have
a 3D effect.
blocky, pixilated motion.
a larger file size.
a smoother flow of motion.
A lower bit rate means that fewer bits of data are transmitted per second, resulting in a lower quality video
What does this mean?A decreased bit rate signifies that a smaller quantity of bits are sent each second, leading to a lower-caliber video. Videos with a minor bit rate usually feature choppy, pixelated motion garnered due to the compression of the footage.
This compression detracts from the amount of information transported, causing a decrease in detail and definition. Alternatively, videos possessing an advanced bit rate would encompass larger documents and a more continuous succession of motion, given that more data is disseminated per second - thereby making for a higher quality video. The increased bit rate enables for increased clarity as well as improved resolution to be persisted within the clip.
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