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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,982 papers · 148 categories

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591418 · Sep 201919922001200920172026
48 results for colon cancer

Algorithm segments glandular structures in colon histology images for cancer grading.

problem Manual gland segmentation is time-consuming and risky for patients.
method Local intensity and texture features, Random Forest classifier, multilevel approach.
result Fast, accurate automatic gland segmentation for clinical use.

Omics-GAN uses GANs to generate synthetic multi-omics data for improved disease prediction.

problem Limited sample sizes, noise, and heterogeneity in multi-omics data reduce predictive power.
method Omics-GAN is a GAN-based framework that generates high-quality synthetic multi-omics profiles.
result Synthetic datasets consistently improved prediction accuracy compared to original omics profiles.

Study uses NMF to reduce cancer microarray data dimensions.

problem High dimensionality of cancer microarray data hinders understanding.
method Used Non-negative Matrix Factorization (NMF) for dimensionality reduction.
result NMF achieves 98% classification accuracy.

Over 150,000 new people in the United States are diagnosed with colorectal cancer each year. Nearly a third die from it (American Cancer Society). The only approved noninvasive diagnosis tools currently involve fecal blood count tests (FOBTs) or stool DNA tests. Fecal blood count tests take only five minutes and are av…

2017-08-13abs ↗pdf ↗

Paper proposes a method to generate instance labels from weakly supervised data.

problem Weakly supervised instance labeling in medical image analysis.
method Uses multiple instance learning (MIL) and knowledge distillation to generate instance-level predictions.
result Significantly outperforms state-of-the-art MIL methods in instance-level prediction.

C2G-Net improves image classification of similar objects like cells.

problem Classifying images with many similar objects efficiently and interpretably.
method Combines image compression and a CNN with reduced parameters.
result C2G-Net achieves similar accuracy to conventional CNNs but with reduced training time and improved interpretability.

Model predicts anti-cancer drug responses using gene and molecular data.

problem Expensive and time-consuming cancer drug discovery and tailoring.
method Uses variational autoencoders and multi-layer perceptrons to encode gene expression and drug data.
result High average R2R^{2} of 0.83 and 0.845 in predicting drug responses for breast and pan-cancer cell lines, respectively.

Identifying significant subsets of the genes, gene shaving is an essential and challenging issue for biomedical research for a huge number of genes and the complex nature of biological networks,. Since positive definite kernel based methods on genomic information can improve the prediction of diseases, in this paper we…

2018-09-05abs ↗pdf ↗

We estimate treatment cost-savings from early cancer diagnosis. For breast, lung, prostate and colorectal cancers and melanoma, which account for more than 50% of new incidences projected in 2017, we combine published cancer treatment cost estimates by stage with incidence rates by stage at diagnosis. We extrapolate to…

2017-08-30abs ↗pdf ↗

We present a novel method for extracting cancer signatures by applying statistical risk models (http://ssrn.com/abstract=2732453) from quantitative finance to cancer genome data. Using 1389 whole genome sequenced samples from 14 cancers, we identify an "overall" mode of somatic mutational noise. We give a prescription …

2016-04-29abs ↗pdf ↗

Study examines perceptions and attitudes about breast cancer on Twitter.

problem Understanding public perceptions and attitudes towards breast cancer on social media.
method Identified and collected tweets, used topic modeling and sentiment analysis.
result Identified themes and quantified users' perceptions and emotions about breast cancer.

In this paper we classify Euclidean hypersurfaces f ⁣:MnRn+1f\colon M^n \rightarrow \mathbb{R}^{n+1} with a principal curvature of multiplicity n2n-2 that admit a genuine conformal deformation f~ ⁣:MnRn+2\tilde{f}\colon M^n \rightarrow \mathbb{R}^{n+2}. That f~ ⁣:MnRn+2\tilde{f}\colon M^n \rightarrow \mathbb{R}^{n+2} is a genuine conformal defo…

2018-05-17abs ↗pdf ↗

Machine learning accurately diagnoses cancer from whole genome sequencing data.

problem Accurate cancer diagnosis at all stages.
method Novel MLAC (Machine Learning Against Cancer) method using next-gen RNA sequencing.
result Perfect precision, sensitivity, and specificity achieved for most tumor types.

Neural networks improve cancer risk prediction from family history data.

problem Improving cancer risk prediction from family history data using machine learning.
method Developed and trained neural network models on large pedigrees to predict hereditary cancers.
result Neural networks can achieve nearly optimal prediction performance and outperform traditional models in misreported data.

We present *K-means clustering algorithm and source code by expanding statistical clustering methods applied in https://ssrn.com/abstract=2802753 to quantitative finance. *K-means is statistically deterministic without specifying initial centers, etc. We apply *K-means to extracting cancer signatures from genome data w…

2017-03-02abs ↗pdf ↗

Accurately predicting drug responses to cancer is an important problem hindering oncologists' efforts to find the most effective drugs to treat cancer, which is a core goal in precision medicine. The scientific community has focused on improving this prediction based on genomic, epigenomic, and proteomic datasets measu…

2016-12-02abs ↗pdf ↗

We classify hypersurfaces of rank two of Euclidean space Rn+1\R^{n+1} that admit genuine isometric deformations in Rn+2\R^{n+2}. That an isometric immersion f^ ⁣:MnRn+2\hat f\colon\,M^n\to\R^{n+2} is a genuine isometric deformation of a hypersurface f ⁣:MnRn+1f\colon\, M^n\to\R^{n+1} means that f^\hat f is nowhere a composition $\hat f=\ha…

2010-10-14abs ↗pdf ↗

System automates identification of cancer drug repurposing from PubMed.

problem Manual extraction of cancer drug repurposing evidence from scientific publications is infeasible.
method NLP pipeline including querying, filtering, entity extraction, classification, and study type classification.
result Automated system extracts cancer drug repurposing evidence from PubMed abstracts.

Study identifies biomarkers for lung cancer in female non-smokers.

problem Identifying prognostic biomarkers for stage III NSCLC in non-smoking females.
method Gene expression profiling and XGBoost machine learning algorithm.
result Top biomarkers validated in literature, with AUC score of 0.835.

We apply our statistically deterministic machine learning/clustering algorithm *K-means (recently developed in https://ssrn.com/abstract=2908286) to 10,656 published exome samples for 32 cancer types. A majority of cancer types exhibit mutation clustering structure. Our results are in-sample stable. They are also out-o…

2017-07-26abs ↗pdf ↗

Modeling correlated mutations in cancer for personalized treatment.

problem Identifying mutations for personalized cancer therapy in heterogeneous profiles.
method Proposed correlated zero-inflated negative binomial process with mixed beta-Bernoulli and variational inference.
result Identified biologically relevant correlations between somatic mutations.

Network Elastic Net identifies smoking-specific gene expression for lung cancer prognosis.

problem Identifying smoking-specific gene expression biomarkers in lung cancer prognosis.
method Introduces Network Elastic Net, a method that clusters and regresses on graphs based on smoking behavior.
result Shows efficacy of clusters in identifying cancer stages using gene expression and smoking behavior.

Automates deep learning model development for cancer data.

problem Manual design of high-performing deep learning models for cancer data is time-consuming and requires expertise.
method Reinforcement-learning-based neural architecture search with custom building blocks.
result Automated discovery of deep neural network architectures with similar or higher accuracy.

BIDIFAC+ factorizes linked matrices for cancer studies.

problem Integrating multiple omics platforms across various cancer types.
method Flexible approach to simultaneous factorization and decomposition of linked matrices using BIDIFAC+.
result Identifies shared and specific modes of variability across multiple omics platforms and cancer types.

Paper proposes scalable method for analyzing multi-omic data.

problem Integrating high-dimensional multi-omic data for cancer subtyping.
method Mixed graphical model approach using Birth-Death MCMC algorithm.
result Our method outperforms LASSO and standard BDMCMC in computational efficiency and model selection accuracy.

Model learns cancer tissue images onto a low-dimensional space revealing tissue characteristics.

problem Improving cancer diagnosis through high-fidelity digital pathology.
method Deep generative model using PathologyGAN to map real images onto a latent space.
result Latent space encodes morphological characteristics and reveals distinct tissue clusters.

Study identifies cancer genes through graph anomaly analysis of protein interactions.

problem Insufficient modeling of biological information in protein interaction networks for cancer gene identification.
method Proposes HIerarchical-Perspective Graph Neural Network (HIPGNN) to detect weight heterogeneity and spectral flattening in cancer gene nodes.
result HIPGNN detects weight heterogeneity and spectral flattening, leading to improved cancer gene identification.

Paper optimizes sparse feature selection for cancer detection using GSVP and SVM.

problem Sparse feature selection for cancer detection.
method Regularized GSVP with proximal gradient descent, feature selection via SVM.
result Near-perfect balanced accuracy with few selected features.

Deep neural network for cancer classification using autoencoders.

problem Cancer classification using molecular information.
method Using a Denoising Autoencoder (DAE) as weight initialization for a deep neural network, comparing two approaches: fixed weights and fine-tuning. Embedding strategies included encoding layers and complete autoencoder.
result Best F1 score of 98.04% for identifying thyroid cancer samples.