{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011452","487:4870011086","487:4870010178","487:4870011329","478:4780001343","487:4870010696","487:4870012242","487:4870011448","487:4870012241","487:4870011460","487:4870010318","487:4870001295","487:4870012233","487:4870008394","487:4870009401","487:4870012019","487:4870012023","487:4870012037","487:4870010444","487:4870010180","487:4870012414","487:4870012035","487:4870011083","474:4740003539","487:4870010182"],"twin_admin_codes":[487,487,487,487,478,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,474,487],"twin_sims":[0.48289104400518973,0.405868739894342,0.35064080834339123,0.3220530805321793,0.31233376656198614,0.3053287564775437,0.30157023711777203,0.297819470009936,0.2905931744003473,0.26986720269903847,0.2676769065052928,0.26724099693074876,0.26664438856318,0.2598218073933114,0.25976646677522364,0.2519456105721157,0.25072213897168094,0.25061977353297105,0.24872619991239925,0.2473078769496703,0.22780562932346418,0.22767766998479627,0.2267218655216509,0.22508440302916055,0.21152561533991857],"twin_dists":[0.1567089730785321,0.1744118597440465,0.18802604791343894,0.19550652403506946,0.19813270552359188,0.20005445409586795,0.2010960667557484,0.20214310238197244,0.20418243996031338,0.2102062034798337,0.21085910753287573,0.21098944236400988,0.21116803957849878,0.21322837775090211,0.21324522776199972,0.21564969702276363,0.21603011381042816,0.21606199618736807,0.2166532693825981,0.21709803549909146,0.22338883863765974,0.2234312590147604,0.2237486227089033,0.2242943918588296,0.22891896671475814],"n_dims_used":42,"mean_confidence":0.9106239137195405},"coverage":{"mean_confidence":0.9106239137195405,"n_dims_used":42,"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}}