{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003004","489:4890001925","489:4890002413","489:4890001671","489:4890003180","489:4890002002","489:4890001767","489:4890001664","489:4890003175","489:4890003086","489:4890002661","489:4890003326","489:4890001923","489:4890003078","489:4890002092","489:4890001757","489:4890002010","489:4890002000","489:4890003185","489:4890001749","489:4890001683","489:4890001838","489:4890001678","489:4890001924","489:4890002016"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.866011084554939,0.7641705147696553,0.7636376525413398,0.7562485253675634,0.7543114735991829,0.743208262920637,0.7184352197158441,0.6630896738295523,0.6494859116837303,0.6294321491026842,0.6259148922667015,0.6128494097383064,0.6088528837413341,0.5989880846812993,0.5946722987661867,0.5744463059429189,0.5591066856927381,0.5578131565446116,0.5565732929504382,0.5525498701044831,0.5470052462995459,0.5439987784811928,0.5407923099914714,0.53771193915883,0.5359289035446363],"twin_dists":[0.06966348634720951,0.0952546501091514,0.09537809022469294,0.0970824118965787,0.09752698926715705,0.10005882719609499,0.10561914229515129,0.11772748594752842,0.1206608965375947,0.12496830866335801,0.12572237733884378,0.12852142431050417,0.12937723440046794,0.1314896379869266,0.13241400259242672,0.13675094634108723,0.14004962487602932,0.1403283128663876,0.14059552572569983,0.1414632582216841,0.14266071148609188,0.14331086530763773,0.14400497840721252,0.14467251807190518,0.14505925260686706],"n_dims_used":45,"mean_confidence":0.9143541971842448},"coverage":{"mean_confidence":0.9143541971842448,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}