Cortical Microstructural Variations Correlate With Individual Differences in Gamified Exploration-Exploitation Behaviours [0.03%]
皮层微结构的变异与个体游戏化探索--开发行为差异的相关性研究
Ashley Tyrer,Niia Nikolova,Magda Dubois et al.
Ashley Tyrer et al.
The exploration-exploitation trade-off is ubiquitous in our everyday lives, and individuals display considerable variability in their preferred decision-making strategies. Most previous work pertaining to neural signatures of exploration is...
Excessive Switching in OCD and Paranoia Arises From Different Deficits in Belief-Updating [0.03%]
OCD和偏执狂中的过度转换源自信念更新的不同缺陷
Charlotte M Freeland,Praveen Suthaharan,Santiago Castiello de Obeso et al.
Charlotte M Freeland et al.
Both obsessions and paranoia are characterized by cognitive inflexibility, particularly in uncertain environments. Differential diagnosis can be challenging and depends on clinical interviews and self-report symptom questionnaires. We predi...
Neural Bases of Affect-Based Impulsivity: A Decision Neuroscience Account [0.03%]
基于情绪的冲动性神经基础：决策神经科学解释
Alison M Schreiber,Michael N Hallquist
Alison M Schreiber
Affect-based impulsivity describes the tendency to behave impulsively while experiencing negative or positive affective states. In the context of psychiatric disorders, the consequences of affect-based impulsivity can be dire, including sui...
Arjun Ramaswamy,Yumeya Yamamori,Umesh Vivekananda et al.
Arjun Ramaswamy et al.
Anhedonia, a transdiagnostic symptom marked by diminished reward sensitivity, is often linked to impairments in reinforcement learning (RL). Standard tasks (e.g., the 4-arm bandit) can place substantial demands on participants and may blur ...
The Role of Alexithymia in Social Learning and Feedback-Driven Social Inferences [0.03%]
亚历克西提米在社会学习和反馈驱动的社会推理中的作用
Mina Hosseinnezhad,Soroosh Golbabaei,Mohammad Reza Bigham et al.
Mina Hosseinnezhad et al.
Dynamic social interactions and feedback are crucial for understanding others' emotions, particularly when confronted with contradictory emotional cues. Alexithymia, a condition that co-occurs with many psychiatric disorders, is characteriz...
Self-Reflection Protects Behavior from Volatile Beliefs Linked to Paranoia [0.03%]
自我反思能够使行为免受与偏执有关的易变信念的影响
Praveen Suthaharan,Santiago Castiello,Yuen-Siang Ang et al.
Praveen Suthaharan et al.
Processing uncertainty may be pathognomonic (characteristic of a disease) for some psychiatric conditions. Some people expect the world to change, even when it doesn't. This tendency is central to paranoia, where individuals often anticipat...
Computational Modelling Reveals Slower Safety Learning and Threat Extinction are Associated With Higher Anxiety Severity in Remote Fear Conditioning [0.03%]
计算模型揭示远程恐惧条件作用中较慢的安全学习和威胁消除与较高的焦虑严重程度有关
Tim Kerr,Kirstin Purves,Thomas McGregor et al.
Tim Kerr et al.
Anxiety disorders are chronic, pervasive, and debilitating; characterised by a persistent or exaggerated response to distal or abstract threats. Impaired threat discrimination (distinguishing safe from threatening stimuli) and impaired thre...
Classifying Obsessive-Compulsive Disorder from Resting-State EEG Using Convolutional Neural Networks: A Pilot Study [0.03%]
基于卷积神经网络的静息态EEG区分强迫症患者的初步研究
Brian Zaboski,Sarah Fineberg,Patrick Skosnik et al.
Brian Zaboski et al.
Objective: Identifying obsessive-compulsive disorder (OCD) using brain data remains challenging. Resting-state electroencephalography (EEG) offers an affordable and noninvasive approach, but identifying predictive signals...
Illness Severity in Psychotic Disorders Amplifies Anterior Insula's Sensitivity to Unreciprocated Smiles [0.03%]
精神病状态下前绝缘皮质对单方面微笑敏感性的增强反应
Jayson Jeganathan,Megan E J Campbell,Renate Thienel et al.
Jayson Jeganathan et al.
When we smile, we expect that others will smile back. When one's smile is not reciprocated, these expectations are violated, producing prediction error signals in the brain. Prediction error signals may be experienced as aversive, disincent...
Reinforcement Learning and Decision Making in Depression in Adolescents and Young Adults: Insights from a New Model of the Probabilistic Reward Task [0.03%]
青少年和年轻人抑郁中的强化学习与决策：来自概率奖励任务新模型的见解
Ziwei Cheng,Amelia D Moser,Jenna Jones et al.
Ziwei Cheng et al.
Depression is a prevalent psychiatric condition that commonly emerges in adolescence and young adulthood and is associated with reward processing abnormalities. The Probabilistic Reward Task (PRT) is widely used to investigate the impact of...