نتایج جستجو برای: associative mechanism

تعداد نتایج: 582856  

Journal: :Journal of experimental psychology. Human perception and performance 2010
Serje Robidoux Jennifer Stolz Derek Besner

Two lexical decision experiments examined the joint effects of stimulus quality, semantic context, and cue-target associative strength when all factors were intermixed in a block of trials. Both experiments found a three-way interaction. Semantic context and stimulus quality interacted when associative strength between cue-target pairs was strong, and the interaction was eliminated when the str...

Journal: :Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society 1996
J I Khan D Y Yun

This paper presents an associative technique for content-based retrieval into image archive, based on a computing paradigm called Multidimensional Holographic Associative Computing (MHAC). Unlike any prior Artificial Associative Memory (AAM), MHAC has the unique ability fo focus on any subject of pixels in the sample image and retrieve learned images based on the similarity of the visual object...

2017
Rui Guo Rongjing Ge Shidi Zhao Yulong Liu Xin Zhao Li Huang Sodong Guan Wei Lu Shan Cui Shirlene Wang Jin-Hui Wang

Associative memory is essential for cognition, in which associative memory cells and their plasticity presumably play important roles. The mechanism underlying associative memory extinction vs. maintenance remains unclear, which we have studied in a mouse model of cross-modal associative learning. Paired whisker and olfaction stimulations lead to a full establishment of odorant-induced whisker ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده علوم زمین 1388

three medium magnitude events happened inside the transitional border of south alborz and central iran; namely kahak-qom 2007/06/18 event with ml 5.6, zanjan 2008/05/27 event with ml 5.3 and aradan-garmsar 2007/11/19 event with ml 5.1. this provides us the opportunity to compute focal mechanism and stress drop of the events and compare them with those events happened within the alborz range.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

some researches made in the field of agency problem issue, deal with the role of control systems regarding owners and managers. in this research the relationship between the two control mechanisms, namely the voluntary disclosure (external control mechanism) and outside directors (internal control mechanism), which are reductive of agency problems, has been studied. for this reason, a sample ...

2007
Bilal Kırkıcı

According to the Dual-Mechanism Model (Pinker & Prince, 1988), the processing of language is based upon two fundamentally different components: a rule component and an associative memory. The aim of this study was to analyze whether the theoretical tenets of the Dual-Mechanism Model, which has originally been established as a model of L1 processing, can be extended to the processing of L2 morph...

2014
Vinod Goel

The process of designing artifacts is a creative activity. It is proposed that, at the cognitive level, one key to understanding design creativity is to understand the array of symbol systems designers utilize. These symbol systems range from being vague, imprecise, abstract, ambiguous, and indeterminate (like conceptual sketches), to being very precise, concrete, unambiguous, and determinate (...

Journal: :Learning & behavior 2012
M E Le Pelley Mark Haselgrove Guillem R Esber

Certain studies of associative learning show that attention is more substantial to cues that have a history of being predictive of an outcome than to cues that are irrelevant. At the same time, other studies show that attention is more substantial to cues whose outcomes are uncertain than to cues whose outcomes are predictable. This has led to the suggestion of there being two kinds of attentio...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 1984
T J Carew R D Hawkins T W Abrams E R Kandel

In 1949, D. O. Hebb proposed a novel mechanism for producing changes in the strength of synapses that could account for associative learning. According to Hebb , the strength of a synapse might increase when the use of that synapse contributes to the generation of action potentials in a postsynaptic neuron. Thus, an essential feature of this postulate is that action potentials must occur in bot...

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