i
Ideas2IT Technologies
Filter interviews by
I applied via Recruitment Consulltant and was interviewed in Dec 2023. There were 3 interview rounds.
Different metrics used to evaluate Classification Problems
Accuracy
Precision
Recall
F1 Score
ROC-AUC
Confusion Matrix
Feature selection methods include filter methods, wrapper methods, and embedded methods.
Filter methods: Select features based on statistical measures like correlation, chi-squared test, or information gain.
Wrapper methods: Use a specific machine learning algorithm to evaluate the importance of features by selecting subsets of features.
Embedded methods: Feature selection is integrated into the model training process, li...
Chi-square test is commonly used for testing categorical features.
Chi-square test is used to determine if there is a significant association between two categorical variables.
It is commonly used in market research, biology, and social sciences.
Example: Testing if there is a relationship between gender and voting preference.
XGBoost is a popular machine learning algorithm known for its speed and performance, with various hyperparameters to tune for optimal results.
XGBoost hyperparameters include max_depth, learning_rate, n_estimators, subsample, colsample_bytree, and more
max_depth controls the maximum depth of each tree in the ensemble
learning_rate determines the step size shrinkage used to prevent overfitting
n_estimators specifies the num...
Top trending discussions
posted on 14 May 2022
I applied via Naukri.com and was interviewed before May 2021. There was 1 interview round.
I applied via Company Website and was interviewed before Mar 2021. There were 3 interview rounds.
Java assesment.
I applied via Walk-in and was interviewed in Jul 2019. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Jan 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Oct 2018. There were 3 interview rounds.
I applied via Recruitment Consultant and was interviewed before Oct 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before Dec 2020. There were 3 interview rounds.
posted on 24 Mar 2021
I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
Some of the top questions asked at the Ideas2IT Technologies Senior Data Scientist interview -
based on 1 interview
Interview experience
Senior Software Engineer
150
salaries
| ₹0 L/yr - ₹0 L/yr |
Technical Analyst
74
salaries
| ₹0 L/yr - ₹0 L/yr |
Senior Technical Analyst
57
salaries
| ₹0 L/yr - ₹0 L/yr |
Software Engineer
50
salaries
| ₹0 L/yr - ₹0 L/yr |
Senior Test Engineer
33
salaries
| ₹0 L/yr - ₹0 L/yr |
Freshworks
Zoho
TCS
Wipro