{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005078","490:4900005738","490:4900006859","490:4900005337","490:4900005871","490:4900007355","490:4900007593","490:4900005349","490:4900006861","490:4900008604","490:4900007351","490:4900006493","490:4900008936","490:4900005064","490:4900008052","490:4900007936","490:4900005483","490:4900008715","490:4900005083","490:4900005485","490:4900007933","490:4900009877","490:4900008384","490:4900005739","490:4900008491"],"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":[0.30893052272674615,0.2633130640413927,0.2528588514047019,0.24285517606704615,0.17945740990243303,0.16647631503319008,0.16562219699433856,0.15539365171731637,0.1453354285088972,0.14307212901588165,0.138524369501779,0.12271157937410467,0.11803336277391309,0.11655774633898006,0.11616521526462198,0.11541548884836603,0.1045082405642014,0.10430368552953184,0.10188565693538766,0.10022432994139778,0.09557576577475214,0.09366544798367554,0.09297202248494117,0.08631340161600286,0.08498874866117741],"twin_dists":[0.1990632216771337,0.21216988833153497,0.21536650781721062,0.21850509217196842,0.24072840530927675,0.24593319272313227,0.24628572696178655,0.25061359208321077,0.25507765298189244,0.2561134358276655,0.25823209314405093,0.2660315571857921,0.26848470989926365,0.26927391151326513,0.26948513797553136,0.269890104044315,0.27602464995326176,0.27614434899576706,0.2775733561472543,0.2785705913432434,0.2814315104227361,0.2826389876408968,0.28308209430985654,0.2874759617375795,0.28838198692776745],"n_dims_used":45,"mean_confidence":0.9332699245876737},"coverage":{"mean_confidence":0.9332699245876737,"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}}