spq Flashcards

1
Q

define capstone project

A

A capstone project is a project where students must
research a topic independently to find a deep
understanding of the subject matter. It gives an
opportunity for the student to integrate all their
knowledge and demonstrate it through a
comprehensive project.

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2
Q

Can MSE be a negative value? Give reasons.

A

The MSE value cannot be negative. The difference
between projected and actual values are always
squared. As a result, all outcomes are either
positive or negative.

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3
Q

Which of the following are the objectives of the testing team in AI modelling?
1) Model Validation
2) Security compliance
3) Understanding data
4) Minimizing bias

a. (1), (2) and (3) b. (2), (3) and (4)
c. (1), (3) and (4) d. (1), (2) and (4)

A

d. (1), (2) and (4)

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4
Q

Data Validation for human biases is conducted in phase of AI Model Life
Cycle.
(a) Scoping (b) Data Collection (c ) Design (d) Testing

A

d) Testing

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5
Q

Which of the following is not a feature of RMSE?
(a) It tells about the accuracy of the model.
(b) Higher value means hyper parameters need to be tweaked
(c) Lower RMSE values are not good for the AI model.
(d) RMSE is a measure of how evenly distributed residual errors are.

A

c) ) Lower RMSE values are not good for the AI model

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6
Q

Techniques like descriptive statistics and visualisations can be applied to datasets
after the original data gathering to analyse the content. To close the gap,
additional data collecting may be required. Identify the stage of this analytic
approach.
(a) Data Requirements
(b) Data Gathering
(c) Data Understanding
(d) Data Preparation

A

(c) Data Understanding

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7
Q

You want to predict future house prices. The price is a continuous value, and
therefore we want to do regression. Which loss function should be used here?
(a) RMSE (b) MSE (c ) Exponential error (d) MAE

A

(b) MSE

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8
Q

Capstone project ideas

A
  1. Stock Prices Predictor
  2. Develop A Sentiment Analyzer
  3. Movie Ticket Price Predictor
  4. Students Results Predictor
  5. Human Activity Recognition using Smartphone Data set
  6. Classifying humans and animals in a photo
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9
Q

AI project follows the following six steps:
understanding the problem

A

1) Problem definition i.e. Understanding the problem
2) Data gathering
3) Feature definition
4) AI model construction
5) Evaluation & refinements
6) Deployment

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10
Q

Which category?

A

Classification

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11
Q

How much or how many?

A

Regression

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12
Q

Which group?

A

Clustering

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13
Q

Is this unusual?

A

Anomaly Detection

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14
Q

Which option should be taken?

A

Recommendation

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15
Q

Open languages

A

python, R and scala

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16
Q

Open frameworks

A

Scikitlearn, XG Boost, Tensorflow

17
Q

Approaches and techniques

A

— Classic ML techniques from regression all the way to state-of-the
art GANs and RL

18
Q

Productivity-enhancing capabilities

A

Visual modelling, AutoAI to help with feature engineering,
algorithm selection and hyperparameter optimization

19
Q

Development tools

A

DataRobot, H2O, Watson Studio, Azure ML Studio, Sagemaker, Anaconda,
etc.