ds 630 week1
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Stevens Institute Of Technology *
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MIS637
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Mechanical Engineering
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Feb 20, 2024
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DS-630 WEEK-1 ASSIGNMENT (SPIRIT ID-1023554) Please complete the below problems. 1.
Explain what Python environment you have set up on your system and if you have success on running through the command/code in Chapter 1 of the textbook. I have used this command to see my python version on my system python –
version It shows me Python 3.10.11 2.
What are the two most common supervised tasks? The following are two of the most typical supervised learning tasks: Classification: Using the input data as a guide, forecast the individual class or category output. Examples include picture recognition, spam detection, and customer churn prediction. Regression is the process of using input data to predict a result in a continuous numerical form. Predicting stock prices, home values, or the length of a patient's stay are a few examples. 3.
Can you name four common unsupervised tasks?
Four typical tasks for unsupervised learning are: Finding groupings or clusters within the collection of comparable data points, such in market segmentation, is known as clustering. Finding data that is noticeably different from expectations among the typical ones is known as anomaly detection. Learning association rules: Identifying connections between parameters in big datasets. Reducing the dimensionality of a large group of random variables by identifying a select few important ones. 4.
If your model performs great on the training data but generalizes poorly to new instances, what is happening? Can you name three possible solutions? It is likely that a model has overfitting its initial data if it performs very well on the training set but poorly when applied to fresh cases. Three potential fixes consist of: Employ additional training data that is more illustrative of actual use scenarios. Try using regularization strategies that penalize the complexity of the model, such as L1/L2. Reduction of model complexity and capacity: simpler models in general Improve your generalization
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Related Questions
Version #2
Describe the situation using a diagram:
Contact Push/Pull Interaction
4
Write the narrative:
During the contact push/pull interaction between the hand and the cart kinetic energy is transferred between them. The type of energy that changes in the two interacting objects is always the same as the type of energy that is transferred, so this means that the kinetic energy of the hand decreases while the kinetic energy of the cart increases. Since the cart was at rest to start with, this increase of kinetic energy means that it starts to move.
Which criterion (accuracy, completeness, or clarity and logical reasoning) is not satisfied by this explanation? Briefly explain why you think so.
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Make a simulink program turning on the LED on the board for 10sec. Can you write down the steps to create the simulink program because it is my first time using it.
arrow_forward
I want to answer all the questions by handwriting.
arrow_forward
Problem 1: You are working in a consulting company that does a lot of hand calculations for designs in
Aerospace Industry for mechanical, thermal, and fluidic systems. You took the Virtual engineering
course, and you want to convince your boss and the team you work to move to modelling and simulation
in computers using a certain software (Ansys, Abaqus, etc). Discuss the benefits and pitfalls of computer
based models used within an industrial environment to solve problems in engineering.
arrow_forward
System Specification
Task 1 is to complete the development of a simple simulated 2-wheel drive mobile robot platform.
You will need to research suitable actuators and platform designs. From review of your research then produce
a specification and model of the platform to hold the proposed processor unit (myRIO), and actuators together
(your chosen motors from selection available) with a battery (Hardware datasheets on BB).
arrow_forward
Problem 3 (40 points) (CCOs 1 & 3)/MatlabGrader
On Canvas, you will find a Matlab function file process.p that takes as input the variable x and returns as output the result of
a complicated process g (x). Copy the file into your working directory and use it as any other Matlab .m file or build-in intrinsic
Matlab function (just call it using its name process). The only difference between a .p and a .m file is that the source code of the .p
file is not visible.
Find all roots of g(x) in the interval 0 ≤ x ≤ 10 to a tolerance in function of at least 10-10 using mySecant from problem 2.
Recall that any .m or .p function file can be passed as an argument into another function by prefacing the function name by a
@, e.g., @process can be passed as an argument into any Matlab function that uses a function as an input argument, for example
fplot(@process,...) for plotting a function.
Store all found unique roots in a column vector root, the corresponding tolerances in function in a column…
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I need expert solution s to this question, don't use Artificial intelligence
arrow_forward
Learning Goal:
To use equilibrium to calculate the plane state of stress in a rotated coordinate system.
In general, the three-dimensional state of stress at a point requires six stress components to be fully described: three normal stresses and three shear stresses (Figure 1). When the external loadings are coplanar, however, the resulting internal stresses can be treated as plane stress and described using a simpler, two-dimensional analysis with just two normal stresses and one shear stress (Figure 2). The third normal stress and two other shear stresses are assumed to be zero.
The normal and shear stresses for a state of stress depend on the orientation of the axes. If the stresses are given in one coordinate system (Figure 3), the equivalent stresses in a rotated coordinate system (Figure 4) can be calculated using the equations of static equilibrium. Both sets of stresses describe the same state of stress.
The stresses σx′and τx′y′ can be found by considering the free-body…
arrow_forward
hi ive have nearly completed this model but i am stuck on a couple last parts. Firstly, the holes on the top need to be placed 30 degrees from the y axis as shown in the handout but also the middle part is meant to have triangular "supports" rather than rectangular and im not sure how to cut them down. This is in autodesk inventor but any help here would be appreciated Once again just the top holes being moved 30 degrees and the support being cut down to the triangular shape shown in the handout
arrow_forward
Hello. I need help with this review question. Please help me out.
arrow_forward
Learning Goal:
To understand the concept of moment of a force and how to calculate it using a scalar
formulation.
The magnitude of the moment of a force with a magnitude F around a point O is defined
as follows:Mo = Fdwhere d is the force's moment arm. The moment arm is the
perpendicular distance from the axis at point O to the force's line of action.
Figure
F₁
1 of 2
Part A
A stool at a restaurant is anchored to the floor. When a customer is in the process of sitting down, a horizontal force with magnitude F₁ is exerted at the top of the stool support as shown in the figure. (Figure 1)
When the customer is seated, a vertical force with magnitude F2 is exerted on the stool support. If the maximum moment magnitude that the stool support can sustain about point A is M₁ = 140 lb-ft, what is the
maximum height do that the stool can have if the magnitudes of the two forces are F₁ = 65.0 lb and F₂ = 140 lb ? Assume that moments acting counterclockwise about point A are positive whereas…
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Which of the follow statement(s) correctly completes the following sentence fragment?
The setup() function in an Arduino sketch ...
(There may be more than one correct answer)
a) is executed only once after a new sketch is uploaded to the Arduino board, or the Arduino
board is reset (user presses "reset" button).
b) can be replaced by a user-defined function like "my_setup()"
c) must always start by making a serial connection to the host computer with Serial.begin().
d) is executed only once when an Arduino board that has been disconnected from the USB
cable is reconnected to that cable. (Assume that the other end of the USB cable is connected
to a computer)
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Help!!! Please solve the value
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Learning Goal:
To use transformation equations to calculate the plane state of stress in a rotated coordinate system.
The normal and shear stresses for a state of stress depend on the orientation of the axes. If the stresses are
given in one coordinate system (Figure 1), the equivalent stresses in a rotated coordinate system (Figure 2) can
be calculated using a set of transformation equations. Both sets of stresses describe the same state of stress.
In order to use the transformation equations, a sign convention must be chosen for the normal stresses, shear
stresses, and the rotation angle. For the equations below, a positive normal stress acts outward on a face. A
positive Try acts in the positive y-direction on the face whose outward normal is in the positive x-direction. The
positive direction for the rotation is also shown in the second figure.
The stresses in the rotated coordinate system are given by the following equations:
στ
σy
+
cos 20+Try sin 20
2
2
σετ συ
=
σy'
cos 20-Try…
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You are spending the summer as an assistant learning how to navigate on a large ship carrying freight across Lake Erie. One day, you and your ship are to travel across the lake a distance of 200 km traveling due north from yourorigin port to your destination port. Just as you leave your origin port, the navigation electronics go down. The captain continues sailing, claiming he can depend on his years of experience on the water as a guide. The engineers work on the navigation system while the ship continues to sail,and winds and waves push it off course. Eventually, enough of the navigation system comes back up to tell you your location. The system tells you that your current position is 50.0 km north of the origin port and 25.0 km east of the port. The captain is a little embarrassed that his ship is sofar off course and barks an order to you to tell him immediately what heading he should set from your current position to the destination port. Give him an appropriate heading angle.
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SEE MORE QUESTIONS
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Related Questions
- Version #2 Describe the situation using a diagram: Contact Push/Pull Interaction 4 Write the narrative: During the contact push/pull interaction between the hand and the cart kinetic energy is transferred between them. The type of energy that changes in the two interacting objects is always the same as the type of energy that is transferred, so this means that the kinetic energy of the hand decreases while the kinetic energy of the cart increases. Since the cart was at rest to start with, this increase of kinetic energy means that it starts to move. Which criterion (accuracy, completeness, or clarity and logical reasoning) is not satisfied by this explanation? Briefly explain why you think so.arrow_forwardMake a simulink program turning on the LED on the board for 10sec. Can you write down the steps to create the simulink program because it is my first time using it.arrow_forwardI want to answer all the questions by handwriting.arrow_forward
- Problem 1: You are working in a consulting company that does a lot of hand calculations for designs in Aerospace Industry for mechanical, thermal, and fluidic systems. You took the Virtual engineering course, and you want to convince your boss and the team you work to move to modelling and simulation in computers using a certain software (Ansys, Abaqus, etc). Discuss the benefits and pitfalls of computer based models used within an industrial environment to solve problems in engineering.arrow_forwardSystem Specification Task 1 is to complete the development of a simple simulated 2-wheel drive mobile robot platform. You will need to research suitable actuators and platform designs. From review of your research then produce a specification and model of the platform to hold the proposed processor unit (myRIO), and actuators together (your chosen motors from selection available) with a battery (Hardware datasheets on BB).arrow_forwardProblem 3 (40 points) (CCOs 1 & 3)/MatlabGrader On Canvas, you will find a Matlab function file process.p that takes as input the variable x and returns as output the result of a complicated process g (x). Copy the file into your working directory and use it as any other Matlab .m file or build-in intrinsic Matlab function (just call it using its name process). The only difference between a .p and a .m file is that the source code of the .p file is not visible. Find all roots of g(x) in the interval 0 ≤ x ≤ 10 to a tolerance in function of at least 10-10 using mySecant from problem 2. Recall that any .m or .p function file can be passed as an argument into another function by prefacing the function name by a @, e.g., @process can be passed as an argument into any Matlab function that uses a function as an input argument, for example fplot(@process,...) for plotting a function. Store all found unique roots in a column vector root, the corresponding tolerances in function in a column…arrow_forward
- I need expert solution s to this question, don't use Artificial intelligencearrow_forwardLearning Goal: To use equilibrium to calculate the plane state of stress in a rotated coordinate system. In general, the three-dimensional state of stress at a point requires six stress components to be fully described: three normal stresses and three shear stresses (Figure 1). When the external loadings are coplanar, however, the resulting internal stresses can be treated as plane stress and described using a simpler, two-dimensional analysis with just two normal stresses and one shear stress (Figure 2). The third normal stress and two other shear stresses are assumed to be zero. The normal and shear stresses for a state of stress depend on the orientation of the axes. If the stresses are given in one coordinate system (Figure 3), the equivalent stresses in a rotated coordinate system (Figure 4) can be calculated using the equations of static equilibrium. Both sets of stresses describe the same state of stress. The stresses σx′and τx′y′ can be found by considering the free-body…arrow_forwardhi ive have nearly completed this model but i am stuck on a couple last parts. Firstly, the holes on the top need to be placed 30 degrees from the y axis as shown in the handout but also the middle part is meant to have triangular "supports" rather than rectangular and im not sure how to cut them down. This is in autodesk inventor but any help here would be appreciated Once again just the top holes being moved 30 degrees and the support being cut down to the triangular shape shown in the handoutarrow_forward
- Hello. I need help with this review question. Please help me out.arrow_forwardLearning Goal: To understand the concept of moment of a force and how to calculate it using a scalar formulation. The magnitude of the moment of a force with a magnitude F around a point O is defined as follows:Mo = Fdwhere d is the force's moment arm. The moment arm is the perpendicular distance from the axis at point O to the force's line of action. Figure F₁ 1 of 2 Part A A stool at a restaurant is anchored to the floor. When a customer is in the process of sitting down, a horizontal force with magnitude F₁ is exerted at the top of the stool support as shown in the figure. (Figure 1) When the customer is seated, a vertical force with magnitude F2 is exerted on the stool support. If the maximum moment magnitude that the stool support can sustain about point A is M₁ = 140 lb-ft, what is the maximum height do that the stool can have if the magnitudes of the two forces are F₁ = 65.0 lb and F₂ = 140 lb ? Assume that moments acting counterclockwise about point A are positive whereas…arrow_forwardWhich of the follow statement(s) correctly completes the following sentence fragment? The setup() function in an Arduino sketch ... (There may be more than one correct answer) a) is executed only once after a new sketch is uploaded to the Arduino board, or the Arduino board is reset (user presses "reset" button). b) can be replaced by a user-defined function like "my_setup()" c) must always start by making a serial connection to the host computer with Serial.begin(). d) is executed only once when an Arduino board that has been disconnected from the USB cable is reconnected to that cable. (Assume that the other end of the USB cable is connected to a computer)arrow_forward
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Recommended textbooks for you
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY