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PhD Student, Computer Vision & Multimodal Learning — Michigan State University

General Information

Full Name Nitish Shukla
Position PhD Student, Computer Science (Computer Vision & Multimodal Learning)
Affiliation iPRoBe Lab, Michigan State University
Email shuklan3@msu.edu
Languages English, Hindi

Research Overview

  • My research lies at the intersection of representation learning and model reliability in deep learning, with a focus on how complex neural systems encode, reason over, and sometimes fail to disentangle fine-grained visual information in security-critical settings. I study how multimodal large language models (MLLMs) encode and reason over facial information, analyze failure modes in multi-image reasoning, and leverage internal representations for robust visual inference. A central theme of my work is generative face demorphing and biometric verification, where I develop diffusion-based inpainting models, benchmarks, and evaluation protocols that improve both face recognition accuracy and downstream morph attack detection.

Education

  • 2024 - Present
    PhD in Computer Science
    Michigan State University, MI, USA
    • Advised by Prof. Arun Ross in the iPRoBe Lab.
    • Face demorphing, biometric security, and multimodal large language models.
  • 2020 - 2022
    MSc in Computer Science
    Chennai Mathematical Institute (CMI), Chennai, India
    • Studied robustness properties of DNNs induced by prototypes with Prof. K. V. Subramanyam and Prof. Madhavan Mukund.
  • 2017 - 2019
    MSc in Mathematics
    Indian Institute of Technology (IIT) Guwahati, India
  • 2014 - 2017
    BSc in Physics, Mathematics and Computer Applications
    Kanpur University, India

Experience

  • May 2025 - Aug 2025
    PhD Research Intern
    Adobe Research
    • Developed an attribute-aware style validation framework using zero-shot MLLM-induced embeddings for fine-grained artistic style analysis and retrieval.
    • Proposed an attribute-based image decomposition strategy with FAISS-backed vector search that improved Recall@K by 2–3% over baseline representations. (Manuscript under review.)
  • Aug 2022 - Aug 2023
    Data Scientist II
    Micron Technology
    • Designed a synthetic data generation pipeline in Python and PyTorch to fine-tune a proprietary defect segmentation system for semiconductor die inspection.
    • Synthetic augmentation improved defect shape mIoU by 9%, enabling robust detection of rare failure modes.
  • 2019 - 2020
    Research and Development Engineer
    Next Education India Pvt. Ltd.

Honors and Awards

  • 2025
    • IAPR Best Biometrics Student Paper Award (BBSPA), IEEE International Joint Conference on Biometrics (IJCB) 2025.

Ongoing Research Projects

  • 2026
    Enhancing Single-Image Facial Demorphing using MLLMs
    • Leveraged MLLM-derived semantic embeddings of morphs to condition a custom diffusion-based inpainting model, achieving 2–3% improvement in face recognition and biometric verification accuracy over baseline demorphing. (Under review, T-PAMI.)
  • 2025
    Style-Aware Open-Set Image Retrieval via MLLMs
    • Introduced an open-set image retrieval framework leveraging zero-shot MLLM reasoning and attention to extract attribute-disentangled embeddings (brushstrokes, color palette, composition) via contrastive learning, achieving 2–3% mAP gains without supervised fine-tuning. (Under review.)
  • 2026
    Recursive Visual Pruning for Efficient Multi-Image Reasoning
    • Designed an attention-guided recursive visual token pruning framework for vision-language models that reduces visual context via per-image budget allocation, enabling efficient multi-image inference without sacrificing reasoning accuracy. (In preparation.)

Selected Publications

  • 2026
    S2H-DPO: Hardness-Aware Preference Optimization for Vision–Language Models
    • Nitish Shukla, Surgan Jandial, Arun Ross. Findings of the Association for Computational Linguistics (ACL).
  • 2025
    Facial Demorphing from a Single Morph Using a Latent Conditional GAN
    • Nitish Shukla, Arun Ross. IEEE IJCB. IAPR Best Biometrics Student Paper Award.
  • 2025
    diffDeMorph: Extending Reference-Free Demorphing to Unseen Faces
    • Nitish Shukla, Arun Ross. IEEE ICIP.
  • 2025
    dc-GAN: Dual-Conditioned GAN for Face Demorphing From a Single Morph
    • Nitish Shukla, Arun Ross. IEEE FG.
  • 2025
    Metric for Evaluating Performance of Reference-Free Demorphing Methods
    • Nitish Shukla, Arun Ross. IEEE/CVF WACV Workshops.
  • 2024
    Facial Demorphing via Identity Preserving Image Decomposition
    • Nitish Shukla, Arun Ross. IEEE IJCB.
  • 2023
    Generating Adversarial Attacks in the Latent Space
    • Nitish Shukla, Sudipta Banerjee. IEEE/CVF CVPR Workshops.
  • 2023
    SDeMorph: Towards Better Facial De-morphing from Single Morph
    • Nitish Shukla. IEEE IJCB.

Technical Skills

  • Languages & Frameworks
    • Python, PyTorch, OpenCV, HuggingFace Transformers, Scikit-learn
  • Computer Vision
    • Face recognition, liveness detection, biometric verification, face demorphing, morph attack detection, image retrieval, inpainting
  • Deep Learning
    • GANs, diffusion models, vision transformers (ViT), attention mechanisms, contrastive learning, few-shot learning, fine-tuning, RLHF, preference optimization
  • Multimodal Models
    • CLIP, MLLMs, vision-language representation learning, zero-shot reasoning
  • Search & Retrieval
    • FAISS, vector search, embedding-based retrieval
  • Experimentation
    • MLflow, Pandas, large-scale benchmarking
  • Mathematics
    • Bayesian methods, graph theory, linear algebra

References

  • Arun Ross (Michigan State University) — rossarun@msu.edu
  • K. V. Subramanyam (Chennai Mathematical Institute) — kv@cmi.ac.in
  • Sudipta Banerjee (University of Wyoming) — sbanerj3@uwyo.edu