{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003169","490:4900006740","487:4870003940","494:4940003858","487:4870003790","490:4900007723","487:4870002092","487:4870003822","494:4940004690","487:4870010328","487:4870001377","494:4940006545","487:4870000912","490:4900006019","490:4900002430","487:4870001927","494:4940004092","487:4870001341","466:4660006042","494:4940008305","487:4870001470","487:4870010797","466:4660011638","487:4870001746","494:4940008487"],"twin_admin_codes":[490,490,487,494,487,490,487,487,494,487,487,494,487,490,490,487,494,487,466,494,487,487,466,487,494],"twin_sims":[0.10154168479878128,0.08215583690161739,0.07618827642697243,0.0724230751297145,0.05672308798247539,0.05535312104577963,0.05281273889078611,0.05004131825045867,0.04416219043579991,0.04261969388573733,0.04186065491556682,0.04108612278249487,0.040810434447043,0.03915724702680797,0.037151976717494116,0.03712220342240008,0.03697794098969158,0.03511678729382537,0.03293433480716963,0.031215442138210144,0.031142311861700217,0.031060625795884995,0.029609990281279617,0.029065696597640744,0.028095633518848955],"twin_dists":[0.2777787812863873,0.29035807575180866,0.29470622786946415,0.2975928887440209,0.31113405915876824,0.31245665249590954,0.3149826022861368,0.31785603383568833,0.32442045257172747,0.32626367750400026,0.3271913870331904,0.3281527575604988,0.328498638952243,0.3306151316130905,0.3332862920151697,0.3333268636830638,0.33352383991060003,0.33612540999955337,0.33932997793060693,0.34198408177136164,0.34209974766278434,0.3422292209256821,0.3445785031600923,0.3454855002212022,0.34713879125986186],"n_dims_used":43,"mean_confidence":0.9124330032703488},"coverage":{"mean_confidence":0.9124330032703488,"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}}