{"doi":"10.1152/jn.00313.2024","title":"The geometry of correlated variability leads to highly suboptimal discriminative sensory coding","abstract":"The brain represents the world through the activity of neural populations that exhibit correlated variability. We assessed optimality of correlated variability for discriminative sensory coding in diverse datasets by developing two novel null models. Across datasets, correlated variability in neural populations leads to highly suboptimal discriminative sensory coding according to both null models. Biological constraints prevent the neural populations from achieving optimality. Together, these results demonstrate that the geometry of correlated variability leads to highly suboptimal discriminative sensory coding.","journal":"Journal of Neurophysiology","year":2024,"id":482092,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":1,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9502,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":580561,"name":"Pratik Sachdeva","orcid":"0000-0002-6809-2437","position":1,"is_corresponding":false},{"id":580563,"name":"Maximilian E. Dougherty","orcid":"0000-0002-0698-5678","position":2,"is_corresponding":false},{"id":897693,"name":"Mathew T. Summers","orcid":null,"position":3,"is_corresponding":false},{"id":580564,"name":"Kristofer E. Bouchard","orcid":"0000-0002-1974-4603","position":4,"is_corresponding":false},{"id":580562,"name":"Jesse A. Livezey","orcid":"0000-0003-0494-8758","position":0,"is_corresponding":true}],"reference_count":74,"raw_metadata":null,"created_at":"2026-07-19T02:07:14.349221Z","pmid":"39503586","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}