{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011660","500:5000011592","500:5000011634","500:5000011635","500:5000011652","468:4680000505","468:4680000339","500:5000011611","468:4680000296","468:4680000396","500:5000011610","468:4680000395","498:4980003126","500:5000011666","468:4680000508","468:4680000906","500:5000011593","500:5000006445","468:4680000837","500:5000011651","500:5000010949","500:5000011632","468:4680000504","500:5000011661","500:5000011544"],"twin_admin_codes":[500,500,500,500,500,468,468,500,468,468,500,468,498,500,468,468,500,500,468,500,500,500,468,500,500],"twin_sims":[0.8945980028210782,0.8126770310376276,0.7708919163804141,0.7562189001961558,0.7423648405087123,0.720730258696245,0.7034531101369564,0.7019348929191356,0.6838193968138836,0.6765101762200184,0.6747815387668101,0.6729739495538617,0.6680484511453992,0.6672323515076626,0.6522324678731372,0.652018353914733,0.6503032849507232,0.6469092786584896,0.6410231129054815,0.6403888883724651,0.6368561341183612,0.6329625304805477,0.632780159739013,0.6316139376730839,0.6194251085733912],"twin_dists":[0.061297681793802856,0.08364995922739896,0.09369111695442761,0.09708921797187545,0.10025005834089042,0.10510855999757222,0.10893273343531601,0.10926676827700907,0.11323110522927209,0.1148207685286714,0.11519600342510683,0.11558809786959907,0.11665513790238184,0.1168317481195072,0.12006954085492824,0.12011565618391794,0.12048495213396722,0.12121530553856344,0.12248062982367641,0.12261687560951741,0.12337549921995691,0.12421108678056228,0.12425021216980763,0.12450038633947293,0.12711302151223672],"n_dims_used":44,"mean_confidence":0.9218389337713068},"coverage":{"mean_confidence":0.9218389337713068,"n_dims_used":44,"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}}