{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001963},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001961","477:4770000202","477:4770000231","477:4770000131","477:4770000275","477:4770000201","477:4770000183","477:4770000396","477:4770000038","477:4770000604","477:4770000062","489:4890001698","489:4890001880","477:4770000105","489:4890002129","477:4770000901","477:4770000087","477:4770000039","489:4890002365","477:4770000270","477:4770000182","489:4890002369","477:4770001087","489:4890001956","489:4890001778"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,477,489,489,477,489,477,477,477,489,477,477,489,477,489,489],"twin_sims":[0.7965567453903966,0.760320053426615,0.7563744713960211,0.729379267475148,0.7104823621334203,0.6614863758328844,0.660409588443174,0.6539356002269878,0.6529223663328165,0.6261266742765946,0.6238390340283181,0.6202892566901019,0.6188025836944954,0.6110420115066533,0.5773266522277228,0.5755783785065808,0.5701634592731283,0.5691080842522186,0.5601707619765298,0.5440399001020371,0.5414846577953393,0.5391203477098111,0.5390977251033083,0.5316381958172162,0.5315416002853167],"twin_dists":[0.08759683408744733,0.09614498935541194,0.09705347475431718,0.10317650162807102,0.10738211676301786,0.118073823063247,0.11830632654488164,0.1197026317508097,0.11992093467965032,0.12567698173055114,0.12616728606013228,0.1269278941391427,0.12724637860773483,0.12890846799618447,0.13613263243741314,0.1365078934973974,0.13767090033165716,0.13789770794364758,0.13982043977744316,0.14330196842337717,0.14385504020597875,0.14436721514483739,0.14437211787249357,0.14599095211097332,0.1460119449341547],"n_dims_used":45,"mean_confidence":0.9196701897515192},"coverage":{"mean_confidence":0.9196701897515192,"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}}