{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005353","490:4900004797","490:4900007591","490:4900004658","490:4900008838","490:4900012071","490:4900004801","490:4900004513","490:4900004938","490:4900004527","490:4900005481","490:4900007944","490:4900009588","490:4900004651","490:4900011548","490:4900009602","490:4900012201","490:4900011606","490:4900007476","490:4900007597","490:4900003560","490:4900012070","490:4900005212","490:4900007109","490:4900011259"],"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":[0.46790075873650117,0.11823449655628533,0.11000673161873481,0.10247316730025945,0.10133837033471571,0.09572252003770063,0.05607413419786041,0.05121602922289278,0.041742095684419986,0.039882149622987244,0.034767400405379616,0.03363547613801689,0.03265216330823717,0.029282817415908897,0.029036477432296398,0.028926045718340416,0.027560994941725418,0.026752908271882803,0.025976390475893982,0.02595964932370792,0.024752991569301573,0.024401389530346988,0.024278587928403723,0.023323912181750533,0.02182485694232208],"twin_dists":[0.16006724280123327,0.26837772434363866,0.27287329639771507,0.2772237356857998,0.2779004594308323,0.28133953841473436,0.31175724212552247,0.31662231885585834,0.32733756903955996,0.32967795995495913,0.33662680943934487,0.33828122929667703,0.33975742602986964,0.3451219619912934,0.3455346014614639,0.34572056009756125,0.3480710758653539,0.34951017879840707,0.3509288056944947,0.3509597910173284,0.3532399319660362,0.3539224044110746,0.35416277247513234,0.35606820001872563,0.35920126488713533],"n_dims_used":45,"mean_confidence":0.9190498352050781},"coverage":{"mean_confidence":0.9190498352050781,"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}}