Expertini Research Research

Browse Research Papers

122+ open-access research outputs.

โœ• Clear
๐Ÿ” tomek bartoszynski
Showing 122 results for "tomek bartoszynski"
AI & Data Science Preprint PDF DOI

Why Training-Free Token Reduction Collapses: The Inherent Instability of Pairwise Scoring Signals

Yang Shanglin ยท 2026

Training-free token reduction methods for Vision Transformers (ToMe, ToFu, PiToMe, and MCTF) employ different scoring mechanisms, yet they share a closely matched cliff-like collapse at high compressiโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

MaMe & MaRe: Matrix-Based Token Merging and Restoration for Efficient Visual Perception and Synthesis

Simin Huo, Ning Li ยท 2026

Token compression is crucial for mitigating the quadratic complexity of self-attention mechanisms in Vision Transformers (ViTs), which often involve numerous input tokens. Existing methods, such as Toโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

Balancing Performance and Fairness in Explainable AI for Anomaly Detection in Distributed Power Plants Monitoring

Corneille Niyonkuru, Marcellin Atemkeng, Gabin Maxime Nguegnang, Arnaud Nguembang Fadja ยท 2026

Reliable anomaly detection in distributed power plant monitoring systems is essential for ensuring operational continuity and reducing maintenance costs, particularly in regions where telecom operatorโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

StructSAM: Structure- and Spectrum-Preserving Token Merging for Segment Anything Models

Duy M. H. Nguyen, Tuan A. Tran, Duong Nguyen, Siwei Xie, Trung Q. Nguyen, Mai T. N. Truong, Daniel Palenicek, An T. Le, Michael Barz, TrungTin Nguyen, Tuan Dam, Ngan Le, Minh Vu, Khoa Doan, Vien Ngo, Pengtao Xie, James Zou, Daniel Sonntag, Jan Peters, Mathias Niepert ยท 2026

Recent token merging techniques for Vision Transformers (ViTs) provide substantial speedups by reducing the number of tokens processed by self-attention, often without retraining. However, their direcโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

An Explainable Ensemble Framework for Alzheimer's Disease Prediction Using Structured Clinical and Cognitive Data

Nishan Mitra ยท 2026

Early and accurate detection of Alzheimer's disease (AD) remains a major challenge in medical diagnosis due to its subtle onset and progressive nature. This research introduces an explainable ensembleโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

QuEPT: Quantized Elastic Precision Transformers with One-Shot Calibration for Multi-Bit Switching

Ke Xu, Yixin Wang, Zhongcheng Li, Hao Cui, Jinshui Hu, Xingyi Zhang ยท 2026

Elastic precision quantization enables multi-bit deployment via a single optimization pass, fitting diverse quantization scenarios.Yet, the high storage and optimization costs associated with the Tranโ€ฆ

Read Paper โ†’
Mathematics Preprint PDF DOI

Probabilities

Jean-Yves Ouvrard, Xavier Ouvrard ยท 2026

Probabilities is the English translation of the book Probabilit\'es Tome 1 and Tome 2. The mathematic content is authored by Prof. Jean-Yves Ouvrard. The English version has been done by his eldest soโ€ฆ

Read Paper โ†’
Biology & Life Sciences Preprint PDF DOI

Handling Class Imbalance Problem in Skin Lesion Classification: Finding Strengths and Weaknesses of Various Balancing Techniques

Ariful Islam Khandaker, Abdullah Al Shafi, Mohiuddin Ahmad ยท 2025

Automatic skin lesion classification from dermoscopy images is important for the early diagnosis of skin diseases such as melanoma. Class imbalance in skin lesion datasets, notably the defects in the โ€ฆ

Read Paper โ†’
Mathematics Preprint PDF DOI

Delta operation at height 2

Noam Nissan ยท 2025

We compute the delta power operation for morava E-theory of height 2 at the prime 3. The delta power operation was defined using the notion of higher semi additivity by Shachar Carmeli, Tomer M. Schlaโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

An Improved Ensemble-Based Machine Learning Model with Feature Optimization for Early Diabetes Prediction

Md. Najmul Islam, Md. Miner Hossain Rimon, Shah Sadek-E-Akbor Shamim, Zarif Mohaimen Fahad, Md. Jehadul Islam Mony, Md. Jalal Uddin Chowdhury ยท 2025

Diabetes is a serious worldwide health issue, and successful intervention depends on early detection. However, overlapping risk factors and data asymmetry make prediction difficult. To use extensive hโ€ฆ

Read Paper โ†’
Mathematics Preprint PDF DOI

Extending Characterizations of Multivariate Laws via Distance Distributions

Annika Betken, Aljosa Marjanovic, Katharina Proksch ยท 2025

We extend a theorem of Maa, Pearl, and Bartoszynski, which links equality of interpoint distance distributions to equality of underlying multivariate distributions, beyond the restrictive class of homโ€ฆ

Read Paper โ†’
Computer Science Preprint PDF DOI

Conditional Recall

Christoph Schlegel, Xinyuan Sun ยท 2025

In the neon-lit nights of 2026, Johnson \& Johnson unveiled X. A pill, not larger than a snowflake, that promised a tempest of change. This miraculous drug didn't just allow people to cherry-pick memoโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

FastHMR: Accelerating Human Mesh Recovery via Token and Layer Merging with Diffusion Decoding

Soroush Mehraban, Andrea Iaboni, Babak Taati ยท 2025

Recent transformer-based models for 3D Human Mesh Recovery (HMR) have achieved strong performance but often suffer from high computational cost and complexity due to deep transformer architectures andโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Quantum Cryptography and Hardness of Non-Collapsing Measurements

Tomoyuki Morimae, Yuki Shirakawa, Takashi Yamakawa ยท 2025

One-way puzzles (OWPuzzs) introduced by Khurana and Tomer [STOC 2024] are a natural quantum analogue of one-way functions (OWFs), and one of the most fundamental primitives in ''Microcrypt'' where OWFโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

High Resolution and High-Speed Live Optical Flow Velocimetry

Juan Pimienta, Jean-Luc Aider ยท 2025

Particle Image Velocimetry (PIV) typically relies on cross-correlation,which makes it difficult to obtain instantaneous velocity fields that are both spatially dense and available in real time at highโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

Enhancing Credit Default Prediction Using Boruta Feature Selection and DBSCAN Algorithm with Different Resampling Techniques

Obu-Amoah Ampomah, Edmund Agyemang, Kofi Acheampong, Louis Agyekum ยท 2025

This study examines credit default prediction by comparing three techniques, namely SMOTE, SMOTE-Tomek, and ADASYN, that are commonly used to address the class imbalance problem in credit default situโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

VoxelFormer: Parameter-Efficient Multi-Subject Visual Decoding from fMRI

Chenqian Le, Yilin Zhao, Nikasadat Emami, Kushagra Yadav, Xujin "Chris" Liu, Xupeng Chen, Yao Wang ยท 2025

Recent advances in fMRI-based visual decoding have enabled compelling reconstructions of perceived images. However, most approaches rely on subject-specific training, limiting scalability and practicaโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

A Comparative Benchmark of Federated Learning Strategies for Mortality Prediction on Heterogeneous and Imbalanced Clinical Data

Rodrigo Tertulino ยท 2025

Machine learning models hold significant potential for predicting in-hospital mortality, yet data privacy constraints and the statistical heterogeneity of real-world clinical data often hamper their dโ€ฆ

Read Paper โ†’
AI & Data Science Preprint PDF DOI

Enhancing Machine Learning for Imbalanced Medical Data: A Quantum-Inspired Approach to Synthetic Oversampling (QI-SMOTE)

Vikas Kashtriya, Pardeep Singh ยท 2025

Class imbalance remains a critical challenge in machine learning (ML), particularly in the medical domain, where underrepresented minority classes lead to biased models and reduced predictive performaโ€ฆ

Read Paper โ†’
Computer Science Preprint PDF DOI

A Robust Pipeline for Differentially Private Federated Learning on Imbalanced Clinical Data using SMOTETomek and FedProx

Rodrigo Tertulino ยท 2025

Federated Learning (FL) presents a groundbreaking approach for collaborative health research, allowing model training on decentralized data while safeguarding patient privacy. FL offers formal securitโ€ฆ

Read Paper โ†’
Page 1 of 7 Next โ†’