English
Related papers

Related papers: Predicting Shape Development: a Riemannian Method

200 papers

Recently, machine learning techniques especially predictive modeling and pattern recognition in biomedical sciences from drug delivery system to medical imaging has become one of the important methods which are assisting researchers to have…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Saman Sarraf , Ghassem Tofighi

Computational models that forecast the progression of Alzheimer's disease at the patient level are extremely useful tools for identifying high risk cohorts for early intervention and treatment planning. The state-of-the-art work in this…

Machine Learning · Computer Science 2019-12-30 Surya Teja Devarakonda , Joie Yeahuay Wu , Yi Ren Fung , Madalina Fiterau

This paper introduces a novel approach to statistics and data analysis, departing from the conventional assumption of data residing in Euclidean space to consider a Riemannian Manifold. The challenge lies in the absence of vector space…

Methodology · Statistics 2024-05-14 Oldemar Rodriguez Rojas

We present a proof-of-concept, deep learning (DL) based, differentiable biomechanical model of realistic brain deformations. Using prescribed maps of local atrophy and growth as input, the network learns to deform images according to a…

Machine Learning · Computer Science 2020-12-15 Mariana da Silva , Kara Garcia , Carole H. Sudre , Cher Bass , M. Jorge Cardoso , Emma Robinson

Classical archetypal analysis is appealing for its interpretability, but its linear geometry can limit performance on data with strongly non-linear structure; at the same time, existing neural extensions improve flexibility while often…

Machine Learning · Computer Science 2026-05-26 Willem Diepeveen , Deanna Needell

Bone age assessment is a task performed daily in hospitals worldwide. This involves a clinician estimating the age of a patient from a radiograph of the non-dominant hand. Our approach to automated bone age assessment is to modularise the…

Machine Learning · Computer Science 2014-06-19 Anthony Bagnall , Luke Davis

Morphological development into evolutionary patterns under structural instability is ubiquitous in living systems and often of vital importance for engineering structures. Here we propose a data-driven approach to understand and predict…

Pattern Formation and Solitons · Physics 2024-07-23 Yingjie Zhao , Zhiping Xu

Alzheimer's disease (AD) is known as one of the major causes of dementia and is characterized by slow progression over several years, with no treatments or available medicines. In this regard, there have been efforts to identify the risk of…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Wonsik Jung , Eunji Jun , Heung-Il Suk

Learning in Riemannian orbifolds is motivated by existing machine learning algorithms that directly operate on finite combinatorial structures such as point patterns, trees, and graphs. These methods, however, lack statistical…

Machine Learning · Computer Science 2012-04-20 Brijnesh J. Jain , Klaus Obermayer

Alzheimer's disease (AD) is an irreversible devastative neurodegenerative disorder associated with progressive impairment of memory and cognitive functions. Its early diagnosis is crucial for the development of possible future treatment…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Ahsan Bin Tufail , Qiu-Na Zhang , Yong-Kui Ma

We would like to estimate the pose and full shape of an object from a single observation, without assuming known 3D model or category. In this work, we propose OmniShape, the first method of its kind to enable probabilistic pose and shape…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Katherine Liu , Sergey Zakharov , Dian Chen , Takuya Ikeda , Greg Shakhnarovich , Adrien Gaidon , Rares Ambrus

Large longitudinal studies provide lots of valuable information, especially in medical applications. A problem which must be taken care of in order to utilize their full potential is that of correlation between intra-subject measurements…

Methodology · Statistics 2022-02-14 Martin Hanik , Hans-Christian Hege , Christoph von Tycowicz

Estimating the body shape and posture of a dressed human subject in motion represented as a sequence of (possibly incomplete) 3D meshes is important for virtual change rooms and security. To solve this problem, statistical shape spaces…

Computer Vision and Pattern Recognition · Computer Science 2015-03-30 Stefanie Wuhrer , Leonid Pishchulin , Alan Brunton , Chang Shu , Jochen Lang

Early and accessible detection of Alzheimer's disease (AD) remains a critical clinical challenge, and cube-copying tasks offer a simple yet informative assessment of visuospatial function. This work proposes a multimodal framework that…

Machine Learning · Computer Science 2025-12-19 Jaeho Yang , Kijung Yoon

Shapes of cognition is a new conceptual paradigm for the computational cognitive modeling of Language-Endowed Intelligent Agents (LEIAs). Shapes are remembered constellations of sensory, linguistic, conceptual, episodic, and procedural…

Artificial Intelligence · Computer Science 2025-09-17 Marjorie McShane , Sergei Nirenburg , Sanjay Oruganti , Jesse English

We introduce deep neural networks for the analysis of anatomical shapes that learn a low-dimensional shape representation from the given task, instead of relying on hand-engineered representations. Our framework is modular and consists of…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 Benjamin Gutierrez Becker , Ignacio Sarasua , Christian Wachinger

Medical data range from genomic sequences and retinal photographs to structured laboratory results and unstructured clinical narratives. Although these modalities appear disparate, many encode convergent information about a single…

Quantitative Methods · Quantitative Biology 2025-06-06 Salil Patel

The rapid global aging trend has led to an increase in dementia cases, including Alzheimer's disease, underscoring the urgent need for early and accurate diagnostic methods. Traditional diagnostic techniques, such as cognitive tests,…

Machine Learning · Computer Science 2024-09-06 Juan A. Berrios Moya

End-to-end learning for autonomous navigation has received substantial attention recently as a promising method for reducing modeling error. However, its data complexity, especially around generalization to unseen environments, is high. We…

Robotics · Computer Science 2019-04-04 Xiangyun Meng , Nathan Ratliff , Yu Xiang , Dieter Fox

Objectives: The objectives of this narrative review are to summarize the current state of AI applications in neuroimaging for early Alzheimer's disease (AD) prediction and to highlight the potential of AI techniques in improving early AD…

Machine Learning · Computer Science 2024-06-27 Thorsten Rudroff , Oona Rainio , Riku Klén