Projects

Stealthy Syntactical Backdoor Attack on BERT and LSTM Permalink

  • Inserting Stealthy Syntactic Backdoors which are not perceivable by the Humans during Input checks and audits
  • Using T5 Model along with SCPN to generate paraphrased sentences with minor syntactic changes so as to trigger backdoor only when inputs with these given syntactic rule are passed.
  • Resulted in increased ASR (Attack success rate) to 96.73% for given stealthy syntactical attacks

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Depth Estimation using Self-Supervised Learning from Monocular Images Permalink

  • Researched and trained a self-supervised learning model for depth estimation on KITTI dataset by experimenting with various iterations of UNet Architecture involving Encoders (ResNet, ConvNext ) and Up-sampling decoders like ESPCN achieving a rms of 3.7
  • Enhanced our model using Mask R-CNN pretrained on COCO Dataset to get semantic map which helped us reduce artifact problem in the disparity map and consequently reducing the overall loss for the model to 3.485

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Data Analysis for 2018 Stack overflow Developer Survey Data Permalink

  • Formulated a compensation model using regularized regression on Salary data from Stack overflow (100k, 300 Column dataset).
  • Experimented with various Machine Learning techniques which included PCA, KMeans Clustering and Classification (Random Forest, Support Vector Classifier, Logistic Regression) on a stack overflow survey data

Asynchronous Batch Operations NPM Package Permalink

  • Authored an Open Sourced NPM Library for asynchronous batch operations which provided a 17% improvement in the execution time and better handling of error catching and response compared to the native Promise.all Method