{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860000646","474:4740004069","474:4740004332","486:4860000755","486:4860000820","474:4740004333","474:4740004070","474:4740004256","474:4740004338","474:4740003821","486:4860000610","474:4740004160","486:4860000645","486:4860000872","486:4860000765","486:4860000696","474:4740003737","486:4860000771","486:4860000699","474:4740003822","486:4860000812","474:4740004075","486:4860000942","486:4860000643","486:4860000891"],"twin_admin_codes":[486,474,474,486,486,474,474,474,474,474,486,474,486,486,486,486,474,486,486,474,486,474,486,486,486],"twin_sims":[0.6376448853778444,0.5973367924702627,0.5412818992869687,0.5087831763002536,0.4736752118801422,0.4385296292793193,0.42384633210662365,0.4042266756397679,0.3868461255866155,0.3837135660338918,0.3789577161240971,0.36434493383332045,0.3567246874071018,0.33019494760709345,0.3301003031255495,0.32842791714550357,0.3205884128609166,0.32011921715830355,0.31881832207734223,0.3110352789731127,0.30612115685897523,0.2983418578438811,0.2973976862628622,0.29002167115881894,0.2827908062186476],"twin_dists":[0.12320616417802836,0.1318432911835269,0.1438989468853438,0.1509824662824655,0.15876946510166212,0.16675883156345983,0.17016871927705005,0.1748034834154312,0.17899402231086292,0.17975857614343982,0.18092505702122866,0.18455473011582996,0.1864765168137646,0.19334050288725313,0.193365511170712,0.19380806391269817,0.195899396306408,0.1960254626278015,0.19637553839060348,0.19848705071086664,0.19983580338618137,0.2019968155282949,0.2022613265463743,0.20434500125595842,0.20641856133002523],"n_dims_used":45,"mean_confidence":0.9233872307671441},"coverage":{"mean_confidence":0.9233872307671441,"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}}