{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010792","490:4900010189","490:4900010871","490:4900012057","490:4900010362","490:4900010790","490:4900010614","490:4900010542","490:4900011732","490:4900010353","490:4900010357","490:4900009374","490:4900010953","490:4900010537","490:4900009271","490:4900010629","490:4900010182","490:4900012059","490:4900010874","490:4900010447","490:4900009684","490:4900010178","490:4900010279","490:4900010622","490:4900009880"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4550272542431964,0.4362588627253591,0.316530702583443,0.2882025479854994,0.26396590252613245,0.2638577219664702,0.2630302933571759,0.25900958054176887,0.23918131605394938,0.23185091659931245,0.20624312583988128,0.2015062660053062,0.19376279413868078,0.1917693335714564,0.1871367594024549,0.18504548754683509,0.182867072228365,0.1815383851207539,0.17690064299550295,0.14274942967894702,0.1201394507969916,0.10916520099049117,0.10823229666916438,0.10493273717073259,0.10401121326532761],"twin_dists":[0.1629806281339222,0.16728312819053795,0.19699310136106896,0.2048637177594259,0.2119729360200573,0.2120055515371029,0.21225529107473398,0.21347591019624132,0.2196786446774003,0.22205580510484083,0.23077491047751766,0.23246697380986264,0.23529304473361484,0.23603322411449884,0.23777430184979462,0.23857017885301762,0.23940597928829446,0.2399192153922374,0.24173176864156903,0.2562621055627903,0.2673712996128255,0.2733475673466115,0.27387665496771857,0.27577682902220907,0.27631581236694597],"n_dims_used":45,"mean_confidence":0.9162716335720487},"coverage":{"mean_confidence":0.9162716335720487,"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}}