{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001355","489:4890001287","489:4890001434","489:4890001356","489:4890001428","489:4890001290","489:4890001161","489:4890001431","489:4890001049","489:4890001166","489:4890001357","489:4890001439","489:4890001171","489:4890001359","489:4890001160","489:4890001292","489:4890001354","489:4890001352","489:4890001296","489:4890001435","489:4890001437","489:4890001436","489:4890001228","489:4890001433","489:4890001050"],"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":[0.6642954718647512,0.6628740818910301,0.6068292897142095,0.6016925130797979,0.5998750580089547,0.577990165262018,0.5410481472087785,0.5286496335892361,0.510235953879082,0.49856642699572346,0.45318978253886455,0.4182327604645884,0.4014664050401672,0.39985725274384254,0.391850448392148,0.3907051687670912,0.38768958985560165,0.3817612542655394,0.377154860521394,0.35881981014523856,0.3330281790605001,0.3329652981932805,0.3130855312728714,0.30576935188524595,0.29708254426527725],"twin_dists":[0.11746689550768179,0.1177740675876141,0.12981054260107885,0.13091048623199575,0.13129968724478655,0.13599023864711898,0.14394956890422922,0.1466408212017196,0.15066358639891855,0.15323191117003498,0.16339885934131876,0.17148519876408244,0.1754634049859202,0.1758490643556654,0.17777867865416966,0.17805617408187102,0.17878866329402748,0.18023657871415394,0.18136909658038114,0.18594606524061433,0.19259367680768738,0.19261021414430313,0.1979279399890295,0.19993283813040422,0.20234972381610652],"n_dims_used":45,"mean_confidence":0.9146993849012587},"coverage":{"mean_confidence":0.9146993849012587,"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}}