Image and Video Processing

eess.IV

Formation, processing, analysis, and display of images and video.

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Surgical Pretraining Improves Adapted Robotic Video Encoders

Continued V-JEPA-2.1 pretraining on approximately 2,650 hours of surgical video improves partially fine-tuned performance across six robotic-surgery task families.

Sep 1, 20264 min2608.31048

Refined Labels Shift Pulmonary Embolism Segmentation Scores

Radiologist-reviewed masks raise measured nnU-Net Dice scores by 0.143–0.188, exceeding score changes from altering training-data composition.

Aug 30, 20265 min2608.24486

Expert Gaze Improves PET/CT Lesion Segmentation

A 60 Hz eye-tracking dataset links radiologists’ decision windows to lesions, raising a 3D nnU-Net baseline from 0.6008 to 0.6819 Dice.

Aug 20, 20264 min2603.00162

Supervision Audits Expose Chest X-Ray Label Failure

Auditing report-derived MIMIC-CXR labels against radiologist image review found only 1% case capture; a curated-cohort DenseNet121 reached ROC-AUC 0.853.

Aug 15, 20264 min2608.10084

Reference Choices Reshuffle Chest X-Ray Model Rankings

Paired image and report annotations expose label-source bias, including 59% of image-positive findings absent from reports.

Jul 31, 20265 min2607.26333

Encoder Choice Changes Pathology Fréchet Scores

HistoFID normalizes each distance to an encoder-specific cohort floor, cutting cross-encoder variation by 89% within cohort.

Jul 29, 20265 min2607.20584

Adaptive Distillation Stabilizes One-Step Generative Video Compression

A compression-trained pixel diffusion codec gates misaligned DMD updates, cutting bitrate by 62.5% at matched LPIPS versus GLVC.

Jul 28, 20265 min2607.22772

Generative Latents Push Video Compression Below 0.005 Bpp

Group-of-Latents sends sparse anchor latents plus text, then uses a DiT denoiser to synthesize missing video latents at no extra bitrate.

Jul 28, 20265 min2607.19437

Discrete PSF Priors Improve Blind Aberration Correction

FoundCAC pretrains on a stratified lens library and retrieves vector-quantized PSF features, reaching 26.84 dB average PSNR on RealLens-Sim.

Jul 28, 20265 min2511.17126 Code available

Boundary-Aware Mamba Improves Cervical Radiotherapy Auto-Contouring

Sobel-gated boundaries, multi-directional Mamba context, and skeleton-guided fusion raise junior oncologist IoU from 0.899 to 0.965 and cut contouring time by over 80%.

Jul 28, 20264 min2607.11949