Junting Pan
Also known as 潘俊廷
Junting Pan is a computer vision researcher whose work runs from visual saliency and video understanding to multimodal foundation models. In 2015, his network JuntingNet, built with Xavier Giró-i-Nieto at the Universitat Politècnica de Catalunya, won the saliency prediction task of the LSUN challenge, and in 2017 he was first author of SalGAN. He did his PhD in the Multimedia Lab at the Chinese University of Hong Kong under Xiaogang Wang and Hongsheng Li, interned at Meta FAIR in 2023, and was among the 18 authors of SAM 2 in 2024. SAM 2 received an Honorable Mention among the ICLR 2025 Outstanding Paper awards. He is a research scientist on the Foundation Models Team at Apple AIML.
- Now at
- Apple
Timeline
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2015
JuntingNet wins LSUN 2015
In 2015, he and Xavier Giró-i-Nieto of the Image Processing Group at the Universitat Politècnica de Catalunya (UPC) win the saliency prediction task of the Large-scale Scene Understanding (LSUN) challenge at CVPR 2015. Their network, JuntingNet, is trained end to end on large saliency datasets and shows superior performance on all considered metrics.
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2017
SalGAN and adversarial saliency
In 2017, he is first author of SalGAN, a deep convolutional network for visual saliency prediction trained with adversarial examples. A generator learns to produce saliency maps, and a discriminator is trained to tell them from the ground-truth maps; the coauthors include Cristian Canton Ferrer, Kevin McGuinness and Xavier Giró-i-Nieto.
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2020–2021
Actor-Context-Actor Relation Network
As a PhD student in the Multimedia Lab (MMLab) at the Chinese University of Hong Kong, supervised by Xiaogang Wang and Hongsheng Li, he proposes the Actor-Context-Actor Relation Network for spatio-temporal action localization. The method ranks first in the AVA-Kinetics action localization task of the ActivityNet Challenge 2020 and is published at CVPR 2021.
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2022
ST-Adapter and EdgeViTs
In 2022, he is first author of the ST-Adapter, a Spatio-Temporal Adapter that lets a pre-trained image model reason about dynamic video content through parameter-efficient fine-tuning; the paper is accepted to NeurIPS 2022. He is also first author of EdgeViTs, a family of light-weight vision transformers that compete with light-weight CNNs on mobile devices, published at ECCV 2022.
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2023
Meta FAIR and JourneyDB
In May 2023, he starts an internship as a research scientist intern at Meta AI (FAIR). He also coauthors JourneyDB, a benchmark of 4 million generated images paired with their text prompts for generative image understanding, accepted to the NeurIPS 2023 Datasets and Benchmarks track.
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2024
SAM 2 and Math-Vision
In 2024, he is among the 18 authors of SAM 2, a foundation model for promptable visual segmentation in images and videos that is 6x faster than the Segment Anything Model on images and needs 3x fewer interactions in video. He also coauthors Math-Vision, a collection of 3,040 mathematical problems with visual contexts from real math competitions, accepted to the NeurIPS 2024 Datasets and Benchmarks track.
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2025
An ICLR 2025 honorable mention
In 2025, the ICLR Outstanding Paper committee names SAM 2: Segment Anything in Images and Videos one of three Honorable Mentions. He is one of its 18 authors.
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Since 2025
Research scientist at Apple
He is a research scientist on the Foundation Models Team at Apple AIML. His research interests lie in multimodal foundation models, particularly vision-language alignment, video understanding and generative tasks. In July 2025, he appears among the authors of the Apple Intelligence Foundation Language Models Tech Report.
Career
Education
Sources and credits
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- Success at CVPR workshops: Junting Pan and Xavier Giro awarded in the LSUN challenge. ChaLearn prize also collected | Image Processing Group
- End-to-end Convolutional Network for Saliency Prediction (arXiv:1507.01422)
- End-to-end Convolutional Networks for Saliency Prediction (software) | Image Processing Group, UPC
- SalGAN: Visual Saliency Prediction with Generative Adversarial Networks (arXiv:1701.01081)
- Junting Pan
- ST-Adapter: Parameter-Efficient Image-to-Video Transfer Learning (arXiv:2206.13559)
- JourneyDB: A Benchmark for Generative Image Understanding (arXiv:2307.00716)
- SAM 2: Segment Anything in Images and Videos (arXiv:2408.00714)
- Announcing the Outstanding Paper Awards at ICLR 2025 | ICLR Blog
- Apple Intelligence Foundation Language Models: Tech Report 2025 (arXiv:2507.13575)


