Benjamin Missaoui

Benjamin Missaoui

Computer Science Master’s student

Georgia Institute of Technology

Biography

Hi! I’m Benjamin, glad you found my website! I’m a CS Master’s student at Georgia Tech graduating May 2024. I’m passionate about everything ML and Computer Vision. I’m actively seeking either a full-time or a PhD position after graduation. I’d also be interested in internships for summer 2024. Don’t hesitate to reach out :)

From June to December 2023, I was an intern at Bosch Research in Singapore, working on foundation models for Computer Vision, under the supervision of Dr. Chi Trung Ngo. My paper on using SAM in contrastive learning got accepted at the Self-Supervised Learning workshop at NeurIPS 2023.

Since January 2023, I’ve been fortunate to research Neural Radiance Fields (NeRFs) under Prof. Yongsheng Chen at Georgia Tech. Previously, I worked on autonomous driving under Prof. Philippe Xu at CNRS (accepted at IV 2023).

Download my resumé

Interests
  • Machine Learning
  • Computer Vision
  • Unsupervised Learning
Education
  • MSc in Computer Science, ML, 2023-2024 (expected)

    Georgia Tech, USA

  • MEng in Computer Science, 2018-2023 (expected)

    University of Technology of Compiègne, France

Experience

 
 
 
 
 
Bosch Research
AI Research Intern, Foundation Models
Jun 2023 – Dec 2023 Singapore, Singapore

6-month research internship on contrastive learning for images. Here, my work has focused on using foundation models (like SAM) to select better views for contrastive learning (which is usually done randomly). Accepted at NeurIPS 2023 workshop [1], and under review at CVPR 2024 [2]. I also invented a method for batch image annotation (pending patent) [3].

[1] B. Missaoui, C. Yuan, “SAMCLR: Contrastive pre-training on complex scenes using SAM for view sampling” (Accepted at NeurIPS'23 workshop)

[2] B. Missaoui, C. Yuan, T. Ngo “Towards disambiguated self-supervised learning” (Under review at CVPR 2024)

[3] T. Ngo, B. Missaoui et al., Automated Image Annotation Method And System (EU patent)

 
 
 
 
 
Georgia Tech-Europe
Research project, 3D Computer Vision
Jan 2023 – May 2023 Metz, France

Research project on 3D reconstruction with Neural Radiance Fields (NeRFs), which we extended to be able to generate any wavelength (not just RGB). This enables all new use cases in biology and recycling, where different plants or materials exhibit different properties depending on the wavelength they are viewed from. Submitted to ICCV 2023 [4].

[4] G. Chen, H. Muriki, B. Missaoui, al., “Hyper-NeRF: Hyperspectral Neural Radiance Fields with Continuous Radiance and Transparency Spectra” (Submitted to ICCV 2023)

 
 
 
 
 
CNRS
Research assistant, Autonomous vehicles
Sep 2022 – Jan 2023 Compiègne, France

Developed a solution fusing camera, LiDAR and IMU for projecting landmarks from 2D maps to the vehicle’s camera frame, enabling to get high-quality-pseudo labeled training data for object detection models.

The method was accepted at IEEE IV 2023 [5], the most prestigious conference on intelligent vehicles.

[5] B. Missaoui, M. Noizet, P. Xu, “Map-aided annotation for pole base detection” (Accepted at IV 2023)

 
 
 
 
 
Scortex
Research Engineer Intern, Computer Vision
Jul 2021 – Jan 2022 Paris, France

6 months research internship on Deep Unsupervised Anomaly Detection. Goal: Improve defect detection on industrial parts.

  • Co-authored a heuristic to remove defective parts in a fully unlabelled dataset with 90+ AUC.
  • Fine-tuned pre-trained networks with synthetic defects to improve defect detection AUC from 91.6 to 96.1 points.

Publications

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(2023). SAMCLR: Contrastive pre-training on complex scenes using SAM for view sampling. Accepted at NeurIPS 2023 workshop.

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(2023). Map-aided annotation for pole base detection. Accepted at IEEE IV 2023.

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(2022). Data refinement for fully unsupervised visual inspection using pre-trained networks.

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