{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001221","480:4800000636","480:4800000635","495:4950001281","495:4950001012","495:4950001062","495:4950001114","480:4800000420","480:4800000599","495:4950001116","480:4800000360","495:4950001108","480:4800000389","495:4950001224","495:4950001011","495:4950001170","495:4950001010","495:4950001334","480:4800001019","480:4800000359","480:4800000901","480:4800001015","480:4800000673","495:4950001064","495:4950000961"],"twin_admin_codes":[495,480,480,495,495,495,495,480,480,495,480,495,480,495,495,495,495,495,480,480,480,480,480,495,495],"twin_sims":[0.79186433524005,0.7875243487908198,0.7822957916268128,0.7523483727857769,0.7505453954324321,0.7292371404317756,0.7034487988270715,0.7008856560034183,0.6605524521069152,0.6526612130578812,0.6524988896975422,0.6517618086332121,0.620402288375537,0.6164715805180839,0.616368045268243,0.6130364615604007,0.6067466367289953,0.6015764794837617,0.5906042940637012,0.5884369850113192,0.5863494971830973,0.5861190976264902,0.5851615705546,0.5830001027898786,0.5791129141061133],"twin_dists":[0.0887272225117166,0.08976591408154293,0.09100900552278599,0.09797664535989825,0.09838884225835316,0.10320835573858132,0.10893368242789361,0.10949744455194894,0.11827548346200938,0.11997719104008774,0.12001215599374504,0.12017090689428256,0.1269036783612081,0.12774567801952588,0.12776785362215468,0.12848136700339413,0.12982824082598385,0.13093533375297828,0.13328552857493411,0.1337499700639816,0.13419739857575883,0.1342467880162252,0.13445206112526623,0.13491551729385778,0.1357493227174278],"n_dims_used":42,"mean_confidence":0.9002438499813988},"coverage":{"mean_confidence":0.9002438499813988,"n_dims_used":42,"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}}