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manjitpokhrel/README.md

Manjit Pokhrel

AI Security Researcher · Adversarial ML · Inference Optimization

Kathmandu, Nepal

Website · Google Scholar · LinkedIn · ResearchGate · Medium


Research

I work on AI security and efficient inference, with a focus on adversarial behavior in language models and systems-level optimization.

  • LLM safety and adversarial evaluation
  • Multilingual and code-switched model behavior
  • Activation-level analysis
  • LLM inference optimization
  • GPU kernel optimization
  • Hardware and microarchitectural security
  • ML compiler behavior

Selected Work

NASB

Nepali Adversarial Safety Benchmark

Research on safety behavior in LLMs under Nepali and code-switched inputs.

Paper

GhostWeight

Training-Free Activation Sparsity for LLM Inference

Experimental inference-optimization framework using activation sparsity and custom CUDA kernels.

GitHub · PyPI

Ongoing

  • Compiler Optimizations & Model Safety — investigating whether compilation and inference transformations affect safety-relevant model behavior.
  • Transformer Side-Channel Security — exploring potential microarchitectural side channels in transformer inference.
  • Activation-Level Safety Analysis — studying activation patterns associated with safety-relevant model behavior.

Python · C/C++ · CUDA · PyTorch · Triton · MLIR · Linux

Pinned Loading

  1. nepali-finetune nepali-finetune Public

    Fine-tuning Qwen2.5-1.5B on Nepali text using a RTX 5060 (Blackwell, sm_120)

    Python

  2. GhostWeight GhostWeight Public

    Training-free activation sparsity for LLMs. 74% hardware speedup on RTX 5060 (Blackwell) with 5.91% perplexity cost. Zero retraining. Static dead neuron masking + GhostGate threshold activation sur…

    Python 4

  3. mini-GPT mini-GPT Public

    GPT built from scratch in pure NumPy. No PyTorch. No TensorFlow. 211K parameters. Trained on Shakespeare. Full transformer with multi-head attention, backpropagation, and Adam optimizer.

    Python