{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002969","480:4800002958","480:4800003417","494:4940003283","480:4800003474","480:4800003792","480:4800003657","480:4800003727","480:4800003465","480:4800003519","480:4800002575","480:4800002835","494:4940002605","480:4800003042","480:4800003781","494:4940003631","480:4800002886","494:4940004961","494:4940006160","494:4940003287","480:4800003459","494:4940005210","480:4800003780","480:4800003797","480:4800003975"],"twin_admin_codes":[480,480,480,494,480,480,480,480,480,480,480,480,494,480,480,494,480,494,494,494,480,494,480,480,480],"twin_sims":[0.5348986783237633,0.4157993849569951,0.37034802795790606,0.2832549262518754,0.26010552339932835,0.2445570954845438,0.2286717177178679,0.208339367586718,0.18989397120608184,0.18573606460341255,0.17245036154734197,0.16974168951909818,0.1555656550969879,0.12987530863422292,0.12413031202138937,0.12147869364861198,0.11927244768202583,0.11655558397485072,0.10686339587765555,0.10478054025921692,0.10336695482595476,0.10243841047165161,0.0966800411224975,0.08638781740225586,0.08576434977708605],"twin_dists":[0.14528282103424486,0.1720581974869638,0.18305504676855552,0.2062845168708142,0.21314202784589834,0.21796533657122108,0.22310213149442643,0.23003458896769058,0.23673446653458863,0.23830666953657234,0.2435031196925082,0.24459731303434828,0.2505391238482325,0.2624094943288604,0.2653017180490708,0.26667102844922863,0.26782782939184424,0.2692750736151118,0.27465945095202654,0.27586559162249236,0.2766948415636593,0.2772443754513102,0.28074216028173293,0.2874253927742938,0.287850144437542],"n_dims_used":43,"mean_confidence":0.9215022242346476},"coverage":{"mean_confidence":0.9215022242346476,"n_dims_used":43,"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}}