{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002254","480:4800002008","480:4800002438","480:4800002488","480:4800002265","480:4800002207","480:4800002159","480:4800001663","480:4800002217","480:4800001896","480:4800001331","480:4800002059","480:4800002067","480:4800001608","480:4800001781","480:4800002214","470:4700006761","480:4800001519","480:4800001951","480:4800002247","480:4800001610","480:4800001954","480:4800002346","480:4800001831","480:4800001774"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480],"twin_sims":[0.5058854378024886,0.44336629255476867,0.40471582742951623,0.3820659211543857,0.37272968888235464,0.27274384014573333,0.23797772542664564,0.23447030057615612,0.21306114529247885,0.20194229967758914,0.20095996227992213,0.18868169469753002,0.18588033073291388,0.179483630066086,0.17747760830899512,0.17738299169208604,0.17508684973149358,0.17371686840935271,0.1715129509954873,0.17148081287290856,0.167333655155797,0.1654830360918254,0.16250204052186518,0.16195224344894066,0.16175056387046716],"twin_dists":[0.1516192214557349,0.16564563024439896,0.1746867490608985,0.18016190720978537,0.18246342310420088,0.2093536643644382,0.22006565631486988,0.22120079542699508,0.22838539096711788,0.23231008389653102,0.23266387009807252,0.23719034462128905,0.23825170771586215,0.24071816832902862,0.241504451999441,0.2415416936315583,0.24244983370494588,0.24299572092721508,0.24388039261864772,0.24389335317195968,0.24558063783505013,0.24634328936434938,0.24758483627241507,0.24781561756939044,0.24790041647207092],"n_dims_used":43,"mean_confidence":0.9199582476948582},"coverage":{"mean_confidence":0.9199582476948582,"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}}