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Neurosurgery

Latest AI and machine learning research in neurosurgery for healthcare professionals.

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Shape Over Intensity: Directional Topological Encoding for False Positive Reduction in Intracranial Aneurysm Detection

Automated detection of intracranial aneurysms (IAs) from CT angiography (CTA) is severely hindered b...

Topological Shape Representation for Aneurysm -- Bifurcation Detection

Automated detection of intracranial aneurysms (IAs) from CT angiography (CTA) is severely hindered b...

ManifoldFlow: SPD-Relaxed Stiefel Layers with Learnable Singular Spectrum

Orthogonal and Stiefel layers give neural weights exact spectral control, but they also impose a str...

Intracranial Aneurysm Classification and Segmentation via Tri-Axial ROI and Multi-Task Learning

Intracranial aneurysms are often asymptomatic until rupture, which carries high mortality. Rupture r...

TCIA Radiology Image Processing for AI and Radiomics

We developed a standardized, reproducible preprocessing framework for computed tomography (CT) imagi...

PU-UNet: Stable Multiplicative Interactions for Medical Image Segmentation

Many dense prediction networks rely on additive feature transformations and model higher-order featu...

CEVAR: Centerline Embedding Extraction for Endovascular Aneurysm Repair

Long-term mortality rates after endovascular aneurysm repair (EVAR) remain elevated due to post-EVAR...

Flow-DPPO: Divergence Proximal Policy Optimization for Flow Matching Models

Recent work has demonstrated that online reinforcement learning (RL) can substantially improve the q...

Timestep-Aware SVDQuant-GPTQ for W4A4 Quantization of Wan2.2-I2V

W4A4 quantization of large video diffusion Transformers offers substantial memory savings but is hin...

Bug or Feature$^2$: Weight Drift, Activation Sparsity, and Spikes

The design of modern neural architectures has converged through incremental empirical choices, yet t...

Predicting curvature evolution on biological surfaces from clinical imaging-derived area dilation: a closed-form interpretable framework

Curvature evolution on a deforming surface is governed by the full change in the surface metric, but...

Efficient INT8 Single-Image Super-Resolution via Deployment-Aware Quantization and Teacher-Guided Training

Efficient single-image super-resolution (SISR) requires balancing reconstruction fidelity, model com...

Deep learning based Non-Rigid Volume-to-Surface Registration for Brain Shift compensation Using Point Cloud

Soft-tissue deformation remains a major limitation in image-guided neurosurgery, where intra-operati...

MVOS_HSI: A Python Library for Preprocessing Agricultural Crop Hyperspectral Data

Hyperspectral imaging (HSI) allows researchers to study plant traits non-destructively. By capturing...

Development and Temporal Evaluation of Multimodal Machine Learning Models to Predict High Inpatient Opioid Exposure

High inpatient opioid exposure is associated with increased risk of persistent opioid use. Early ide...

A Comparative Study in Surgical AI: Datasets, Foundation Models, and Barriers to Med-AGI

Recent Artificial Intelligence (AI) models have matched or exceeded human experts in several benchma...

Dissecting Model Failures in Abdominal Aortic Aneurysm Segmentation through Explainability-Driven Analysis

Computed tomography image segmentation of complex abdominal aortic aneurysms (AAA) often fails becau...

ARGENT: Adaptive Hierarchical Image-Text Representations

Large-scale Vision-Language Models (VLMs) such as CLIP learn powerful semantic representations but o...

GEAR: Geography-knowledge Enhanced Analog Recognition Framework in Extreme Environments

The Mariana Trench and the Qinghai-Tibet Plateau exhibit significant similarities in geological orig...

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