Search Results - "AHMED, Alaa"

Cardiovascular disease risk prediction using automated machine learning: A prospective study of 423,604 UK Biobank participants by Alaa, Ahmed M, Bolton, Thomas, Di Angelantonio, Emanuele, Rudd, James H F, van der Schaar, Mihaela

“…Identifying people at risk of cardiovascular diseases (CVD) is a cornerstone of preventative cardiology. Risk prediction models currently recommended by…”
Get full text

A Representation of Effort in Decision-Making and Motor Control by Shadmehr, Reza, Huang, Helen J., Ahmed, Alaa A.

“…Given two rewarding stimuli, animals tend to choose the more rewarding (or less effortful) option. However, they also move faster toward that stimulus [1–5]…”
Get full text

From Real‐World Patient Data to Individualized Treatment Effects Using Machine Learning: Current and Future Methods to Address Underlying Challenges by Bica, Ioana, Alaa, Ahmed M., Lambert, Craig, Schaar, Mihaela

“…Clinical decision making needs to be supported by evidence that treatments are beneficial to individual patients. Although randomized control trials (RCTs) are…”
Get full text

Prognostication and Risk Factors for Cystic Fibrosis via Automated Machine Learning by Alaa, Ahmed M., van der Schaar, Mihaela

“…Accurate prediction of survival for cystic fibrosis (CF) patients is instrumental in establishing the optimal timing for referring patients with terminal…”
Get full text

Effects of reward and effort history on decision making and movement vigor during foraging by Sukumar, Shruthi, Shadmehr, Reza, Ahmed, Alaa A

“…During foraging, animals explore a site and harvest reward and then abandon that site and travel to the next opportunity. One aspect of this behavior involves…”
Get full text

Vigor of reaching movements: reward discounts the cost of effort by Summerside, Erik M, Shadmehr, Reza, Ahmed, Alaa A

“…Making a movement may be thought of as an economic decision in which one spends effort to acquire reward. Time discounts reward, which predicts that the…”
Get full text

Control of movement vigor and decision making during foraging by Yoon, Tehrim, Geary, Robert B., Ahmed, Alaa A., Shadmehr, Reza

“…During foraging, animals decide how long to stay at a patch and harvest reward, and then, they move with certain vigor to another location. How does the brain…”
Get full text

Reward feedback accelerates motor learning by Nikooyan, Ali A, Ahmed, Alaa A

“…Recent findings have demonstrated that reward feedback alone can drive motor learning. However, it is not yet clear whether reward feedback alone can lead to…”
Get full text

Learning vs. minding: How subjective costs can mask motor learning by Healy, Chadwick M, Berniker, Max, Ahmed, Alaa A

“…When learning new movements some people make larger kinematic errors than others, interpreted as a reduction in motor-learning ability. Consider a learning…”
Get full text

A Novel PPG-Based Biometric Authentication System Using a Hybrid CVT-ConvMixer Architecture with Dense and Self-Attention Layers by Ibrahim, Mostafa E A, Abbas, Qaisar, Daadaa, Yassine, Ahmed, Alaa E S

“…Biometric authentication is a widely used method for verifying individuals' identities using photoplethysmography (PPG) cardiac signals. The PPG signal is a…”
Get full text

Bayesian Nonparametric Causal Inference: Information Rates and Learning Algorithms by Alaa, Ahmed M., van der Schaar, Mihaela

“…We investigate the problem of estimating the causal effect of a treatment on individual subjects from observational data; this is a central problem in various…”
Get full text

How artificial intelligence and machine learning can help healthcare systems respond to COVID-19 by van der Schaar, Mihaela, Alaa, Ahmed M., Floto, Andres, Gimson, Alexander, Scholtes, Stefan, Wood, Angela, McKinney, Eoin, Jarrett, Daniel, Lio, Pietro, Ercole, Ari

“…The COVID-19 global pandemic is a threat not only to the health of millions of individuals, but also to the stability of infrastructure and economies around…”
Get full text

Personalized Risk Scoring for Critical Care Prognosis Using Mixtures of Gaussian Processes by Alaa, Ahmed M., Yoon, Jinsung, Hu, Scott, van der Schaar, Mihaela

“…Objective: In this paper, we develop a personalized real-time risk scoring algorithm that provides timely and granular assessments for the clinical acuity of…”
Get full text

Walking: How visual exploration informs step choice by Sukumar, Shruthi, Ahmed, Alaa A.

“…We rely on gaze to guide subsequent steps during walking, more so when the terrain ahead is more uncertain. New research shows that the increased visual…”
Get full text

Whole body adaptation to novel dynamics does not transfer between effectors by Pienciak-Siewert, Alison, Ahmed, Alaa A

“…How does the brain coordinate concurrent adaptation of arm movements and standing posture? From previous studies, the postural control system can use…”
Get full text

Physical effort precrastination determines preference in an isometric task by Healy, Chadwick M., Ahmed, Alaa A.

“…We use a novel paradigm that differentiates physical effort costs, task costs, and time, where subjects choose between isometric arm-pushing tasks. Subjects…”
Get full text

A Residual-Dense-Based Convolutional Neural Network Architecture for Recognition of Cardiac Health Based on ECG Signals by Ahmed, Alaa E. S, Abbas, Qaisar, Daadaa, Yassine, Qureshi, Imran, Perumal, Ganeshkumar, Ibrahim, Mostafa E. A

“…Cardiovascular disorders are often diagnosed using an electrocardiogram (ECG). It is a painless method that mimics the cyclical contraction and relaxation of…”
Get full text

Retrospective cohort study of admission timing and mortality following COVID-19 infection in England by Alaa, Ahmed, Qian, Zhaozhi, Rashbass, Jem, Benger, Jonathan, van der Schaar, Mihaela

“…ObjectivesWe investigated whether the timing of hospital admission is associated with the risk of mortality for patients with COVID-19 in England, and the…”
Get full text

Nanoscale on-chip inductors using a linearized meminductive circuit by Alaa, Ahmed M.

“…This work presents a novel RF on-chip inductor that overcomes the problems with conventional large-sized inductors, which cannot be placed in an integrated…”
Get full text

Movement control, decision-making, and the building of Roman roads to link them by Shadmehr, Reza, Ahmed, Alaa A

“…In science, as in life, one can only hope to both inform others, and be informed by them. The commentaries associated with our book Vigor have highlighted the…”
Get more information