{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003743","490:4900004576","490:4900002166","490:4900002884","494:4940004656","490:4900002325","493:4930004457","490:4900001161","490:4900003733","490:4900004290","490:4900003722","494:4940003951","494:4940004176","490:4900001027","487:4870007185","490:4900004575","493:4930007104","494:4940004173","493:4930006899","490:4900003874","494:4940005165","490:4900002308","490:4900004285","490:4900003744","494:4940005022"],"twin_admin_codes":[490,490,490,490,494,490,493,490,490,490,490,494,494,490,487,490,493,494,493,490,494,490,490,490,494],"twin_sims":[0.47411846277646985,0.3911839411533753,0.29850794957863497,0.2552774390335321,0.23829252654135952,0.22036801918704463,0.19787624216406824,0.18295962361031934,0.17965144653228407,0.17579651171244948,0.16977558273167853,0.1649090030185288,0.15865836370653102,0.15441461699186168,0.15170331721784314,0.14756724790312134,0.13855040758344536,0.13496324867567105,0.1336951154093736,0.13349294538993658,0.1311612241482645,0.12783342755562807,0.12743981755282321,0.1267953598155903,0.12568589010141795],"twin_dists":[0.15867006598549058,0.17794012380366495,0.20195033552947556,0.21461964970431235,0.2199643099212496,0.2258812923610476,0.23378226510143552,0.23937032739844702,0.24065267385152128,0.2421682565488781,0.24458354445621103,0.24658110212396503,0.24921029504048436,0.2510386141648176,0.2522260533139077,0.2540679123549485,0.25821981621376355,0.2599276704087652,0.26053957264059363,0.2606375266341999,0.26177542343294846,0.26342613636907425,0.26362352281086937,0.2639477028822477,0.2645087348472801],"n_dims_used":45,"mean_confidence":0.917242431640625},"coverage":{"mean_confidence":0.917242431640625,"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}}