- claim_text
Nonlinear transient amplification (NTA) in supralinear recurrent networks can rapidly amplify stimulus-selective onset transients via positive feedback that is subsequently quenched by short-term plasticity into an inhibition-stabilized state — providing a recurrent-amplification mechanism that does not require persistent attractor states.
- raw_fields
{
"n": 0,
"doi": "10.7554/elife.71263",
"claim": "Nonlinear transient amplification (NTA) in supralinear recurrent networks can rapidly amplify stimulus-selective onset transients via positive feedback that is subsequently quenched by short-term plasticity into an inhibition-stabilized state — providing a recurrent-amplification mechanism that does not require persistent attractor states.",
"cite_key": "Wu2021",
"evidence": "Theoretical alternative to bump/Hebbian attractor amplification that retains strong recurrent excitation but rules out persistent-activity attractors — directly relevant to debates over whether mouse-cortex persistent activity reflects attractors or transient amplification.",
"effect_size": "qualitative",
"text_access": "abstract_only",
"study_system": "supralinear excitatory-inhibitory recurrent network model with short-term plasticity",
"argument_role": "supporting",
"replication_status": "independently_replicated",
"claim_source_sentence": "Initially, positive feedback excitation selectively amplifies inputs that exceed a critical threshold.",
"source_provenance_status": "non_substring_match",
"replication_evidence_dois": [
"10.1016/j.neuron.2009.02.005",
"10.7554/elife.54875"
],
"effect_size_source_sentence": null
}- source_refs
[
"paper:paper-09223f6463ea"
]
- evidence_refs
[
{
"ref": "paper:paper-09223f6463ea"
}
]- source_policy
{
"mode": "public_source_pointer_with_short_context",
"notes": [
"Local review repositories are read-only inputs.",
"SciDEX stores paper metadata, structured evidence, file pointers, and short citation contexts; it does not copy full review prose."
],
"source_commit_sha": "79ce062d54a924ce05953ec90aa9d26044d2b48f",
"source_repository_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence"
}- evidence_summary
Theoretical alternative to bump/Hebbian attractor amplification that retains strong recurrent excitation but rules out persistent-activity attractors — directly relevant to debates over whether mouse-cortex persistent activity reflects attractors or transient amplification.