AI News

April 22, 2026

OpenAI & DeepMind

AI Research (general)

$R^2$-dLLM: Accelerating Diffusion Large Language Models via Spatio-Temporal Redundancy Reduction

arXiv cs.LG (Machine Learning) · Apr 22

$R^2$-dLLM: Accelerating Diffusion Large Language Models via Spatio-Temporal Redundancy Reduction

3D Foundation Model for Generalizable Disease Detection in Head Computed Tomography

arXiv cs.AI · Apr 22

3D Foundation Model for Generalizable Disease Detection in Head Computed Tomography

A deep learning pipeline for PAM50 subtype classification using histopathology images and multi-objective patch selection

arXiv cs.AI · Apr 22

A deep learning pipeline for PAM50 subtype classification using histopathology images and multi-objective patch selection

A Dual Perspective on Synthetic Trajectory Generators: Utility Framework and Privacy Vulnerabilities

arXiv cs.AI · Apr 22

A Dual Perspective on Synthetic Trajectory Generators: Utility Framework and Privacy Vulnerabilities

A Functionality-Grounded Benchmark for Evaluating Web Agents in E-commerce Domains

arXiv cs.AI · Apr 22

A Functionality-Grounded Benchmark for Evaluating Web Agents in E-commerce Domains

A Heterogeneous Long-Micro Scale Cascading Architecture for General Aviation Health Management

arXiv cs.LG (Machine Learning) · Apr 22

A Heterogeneous Long-Micro Scale Cascading Architecture for General Aviation Health Management

A neural operator framework for data-driven discovery of stability and receptivity in physical systems

arXiv cs.AI · Apr 22

A neural operator framework for data-driven discovery of stability and receptivity in physical systems

A PPA-Driven 3D-IC Partitioning Selection Framework with Surrogate Models

arXiv cs.LG (Machine Learning) · Apr 22

A PPA-Driven 3D-IC Partitioning Selection Framework with Surrogate Models

A Proxy Consistency Loss for Grounded Fusion of Earth Observation and Location Encoders

arXiv cs.AI · Apr 22

A Proxy Consistency Loss for Grounded Fusion of Earth Observation and Location Encoders

A Survey on MLLM-based Visually Rich Document Understanding: Methods, Challenges, and Emerging Trends

arXiv cs.AI · Apr 22

A Survey on MLLM-based Visually Rich Document Understanding: Methods, Challenges, and Emerging Trends

AI in Biotech & High-Impact Journals

From local textures to global attention: a hybrid feature fusion network for skin lesion classification

Nature Medicine · Apr 24

From local textures to global attention: a hybrid feature fusion network for skin lesion classification

A targeted circulating tumor DNA landscape of copy number aberrations in large B-cell lymphomas

Nature Medicine · Apr 22

A targeted circulating tumor DNA landscape of copy number aberrations in large B-cell lymphomas

Analytical validation of aldolase, microalbumin and myeloperoxidase in canine saliva and their evaluation in canine gingivitis

Nature Medicine · Apr 22

Analytical validation of aldolase, microalbumin and myeloperoxidase in canine saliva and their evaluation in canine gingivitis

Anterior chamber inflammation grading with automatized image processing software

Nature Medicine · Apr 22

Anterior chamber inflammation grading with automatized image processing software

Anti-obesity medication use sparks effort-based sanctions and social penalties

Nature Medicine · Apr 22

Anti-obesity medication use sparks effort-based sanctions and social penalties

Comparison of adverse renal events between ranibizumab and aflibercept in patients with diabetic macular oedema: A global network study

Nature Medicine · Apr 22

Comparison of adverse renal events between ranibizumab and aflibercept in patients with diabetic macular oedema: A global network study

Delphi consensus recommendations for preventing and treating cardiac implantable electronic device infections beyond current guidelines

Nature Medicine · Apr 22

Delphi consensus recommendations for preventing and treating cardiac implantable electronic device infections beyond current guidelines

Effectiveness of telemonitoring on clinical outcomes in patients with heart failure: a randomized clinical trial

Nature Medicine · Apr 22

Effectiveness of telemonitoring on clinical outcomes in patients with heart failure: a randomized clinical trial

Enhancing automatic landmark localization in X-ray images using combined segmentation and regression models: application to lower limb alignment assessment

Nature Medicine · Apr 22

Enhancing automatic landmark localization in X-ray images using combined segmentation and regression models: application to lower limb alignment assessment

Gut microbiota and fecal 2-methylbutyric acid in coronary heart disease: a cross-sectional study

Nature Medicine · Apr 22

Gut microbiota and fecal 2-methylbutyric acid in coronary heart disease: a cross-sectional study

AI in Computational Pathology

Boosting pathology foundation models via few-shot prompt-tuning for rare cancer subtyping

Nature Pathology · Apr 11

Boosting pathology foundation models via few-shot prompt-tuning for rare cancer subtyping

Leveraging artificial intelligence in eosinophilic esophagitis

Nature Pathology · Apr 04

Leveraging artificial intelligence in eosinophilic esophagitis

Adaptive diagnostic reasoning framework for pathology with multimodal large language models

Nature Pathology · Mar 07

Adaptive diagnostic reasoning framework for pathology with multimodal large language models

Spatial navigation as a digital marker for clinically differentiating cognitive impairment severity

Nature Pathology · Mar 05

Spatial navigation as a digital marker for clinically differentiating cognitive impairment severity

Author Correction: The contribution of mycetoma grains to suboptimal disease management

Nature Pathology · Feb 11

Author Correction: The contribution of mycetoma grains to suboptimal disease management

A High Magnifications Histopathology Image Dataset for Oral Squamous Cell Carcinoma Diagnosis and Prognosis

Nature Pathology · Feb 06

A High Magnifications Histopathology Image Dataset for Oral Squamous Cell Carcinoma Diagnosis and Prognosis

Generating crossmodal gene expression from cancer histopathology improves multimodal AI predictions

Nature Pathology · Dec 31

Generating crossmodal gene expression from cancer histopathology improves multimodal AI predictions

Knowledge-guided adaptation of pathology foundation models effectively improves cross-domain generalization and demographic fairness

Nature Pathology · Dec 12

Knowledge-guided adaptation of pathology foundation models effectively improves cross-domain generalization and demographic fairness

RIVA: An Image Dataset of Conventional Pap Smear Cytology with Multiple Independent Annotations

Nature Pathology · Dec 09

RIVA: An Image Dataset of Conventional Pap Smear Cytology with Multiple Independent Annotations

AUPA: weakly supervised approach for streamlining breast cancer diagnostic workflow by WSI histological type classification for efficient IHC triage

Nature Pathology · Nov 26

AUPA: weakly supervised approach for streamlining breast cancer diagnostic workflow by WSI histological type classification for efficient IHC triage