Search Results for author: Song Xia

Found 4 papers, 0 papers with code

Mitigating the Curse of Dimensionality for Certified Robustness via Dual Randomized Smoothing

no code implementations15 Apr 2024 Song Xia, Yu Yi, Xudong Jiang, Henghui Ding

The proposed Dual Randomized Smoothing (DRS) down-samples the input image into two sub-images and smooths the two sub-images in lower dimensions.

MoE-FFD: Mixture of Experts for Generalized and Parameter-Efficient Face Forgery Detection

no code implementations12 Apr 2024 Chenqi Kong, Anwei Luo, Song Xia, Yi Yu, Haoliang Li, Alex C. Kot

Moreover, MoE-FFD leverages the expressivity of transformers and local priors of CNNs to simultaneously extract global and local forgery clues.

Safeguarding Medical Image Segmentation Datasets against Unauthorized Training via Contour- and Texture-Aware Perturbations

no code implementations21 Mar 2024 Xun Lin, Yi Yu, Song Xia, Jue Jiang, Haoran Wang, Zitong Yu, Yizhong Liu, Ying Fu, Shuai Wang, Wenzhong Tang, Alex Kot

This is particularly true for medical image segmentation (MIS) datasets, where the processes of collection and fine-grained annotation are time-intensive and laborious.

Image Classification Image Generation +4

Neural Ranking Models with Multiple Document Fields

no code implementations25 Nov 2017 Zamani Hamed, Mitra Bhaskar, Song Xia, Craswell Nick, Tiwary Saurabh

However, such models have often been based on one field of the document, for example considering document title only or document body only.

Learning-To-Rank Retrieval

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