Results 41 to 50 of about 361,179 (336)

Thangka Image Segmentation Method Based on Enhanced Receptive Field

open access: yesIEEE Access, 2022
The portrait thangka image is a kind of religious scroll painting that expresses figures’ identity and duties through portraits, sitting platforms, and backlighting.
Hao Wang   +4 more
doaj   +1 more source

Generation of Direction Selectivity by Isotropic Intracortical Connections [PDF]

open access: yes, 1992
To what extent do the mechanisms generating different receptive field properties of neurons depend on each other? We investigated this question theoretically within the context of orientation and direction tuning of simple cells in the mammalian visual ...
Koch, Christof   +2 more
core   +1 more source

Downsampling Algorithm with Fusion of Different Receptive Field Sizes in Deep Detection Methods [PDF]

open access: yesJisuanji kexue yu tansuo
The advantage of deep detection models primarily benefits from the feature representation ability of the backbone network, where down-sampling plays a key role in semantic integration.
GU Zhenghua, LIU Gaqiong, SHAO Changbin, YU Hualong
doaj   +1 more source

Infection Models for Pine Wilt Disease on the Basis of Vector Behaviors

open access: yesPopulation Ecology, EarlyView.
Infection models for pine wilt disease without vector density were built to estimate the transmission coefficient of the pathogenic nematode. The models successfully simulated the annual change in the density of infected trees for four pine stands. ABSTRACT Pine wilt disease is caused by the pinewood nematode (Bursaphelenchus xylophilus Steiner et ...
Katsumi Togashi
wiley   +1 more source

Temporal variability of spectro-temporal receptive fields in the anesthetized auditory cortex

open access: yesFrontiers in Computational Neuroscience, 2014
Temporal variability of neuronal response characteristics during sensory stimulation is a ubiquitous phenomenon that may reflect processes such as stimulus-driven adaptation, top-down modulation or spontaneous fluctuations.
Arne Freerk Meyer   +4 more
doaj   +1 more source

Detection Algorithm of Small Target in Receptive Field Block

open access: yesJisuanji kexue yu tansuo, 2021
The one-stage algorithm SSD (single shot multibox detector) proposed earlier will increase the number of computation channels after 3×3 convolution in the feature extraction of the backbone network. At the same time, these extracted features are directly
CHEN Haoran, PENG Li
doaj   +1 more source

Conjunctive Chain Modification to the Boundary Contour System Neural Vision Model [PDF]

open access: yes, 1993
The Boundary Contour System neural vision model reproduces perceptual illusory boundary formation by a conjunctive boundary completion process within a large cellular receptive field.
Lehar, Steven
core   +1 more source

Functional evidence for cone-specific connectivity in the human retina [PDF]

open access: yes, 2009
NoPhysiological studies of colour vision have not yet resolved the controversial issue of how chromatic opponency is constructed at a neuronal level. Two competing theories, the cone-selective hypothesis and the random-wiring hypothesis, are currently ...
McGraw, Paul V.   +3 more
core   +1 more source

FoxO1 signaling in B cell malignancies and its therapeutic targeting

open access: yesFEBS Letters, EarlyView.
FoxO1 has context‐specific tumor suppressor or oncogenic character in myeloid and B cell malignancies. This includes tumor‐promoting properties such as stemness maintenance and DNA damage tolerance in acute leukemias, or regulation of cell proliferation and survival, or migration in mature B cell malignancies.
Krystof Hlavac   +3 more
wiley   +1 more source

Inference of nonlinear receptive field subunits with spike-triggered clustering

open access: yeseLife, 2020
Responses of sensory neurons are often modeled using a weighted combination of rectified linear subunits. Since these subunits often cannot be measured directly, a flexible method is needed to infer their properties from the responses of downstream ...
Nishal P Shah   +8 more
doaj   +1 more source

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