{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005479},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001939","489:4890004223","496:4960001214","496:4960001940","496:4960001673","479:4790006473","496:4960002432","479:4790003236","496:4960003837","496:4960002044","472:4720006263","472:4720003336","499:4990000107","469:4690006633","472:4720005606","472:4720004428","496:4960001547","472:4720002625","472:4720000800","496:4960001262","479:4790006395","496:4960001675","496:4960007120","498:4980003873","496:4960006565"],"twin_admin_codes":[496,489,496,496,496,479,496,479,496,496,472,472,499,469,472,472,496,472,472,496,479,496,496,498,496],"twin_sims":[0.5201989567747228,0.48371679499277603,0.4725240456880692,0.35904926709641943,0.35147775005131476,0.33765103851378026,0.32820052358615226,0.314045450995154,0.3088362437165597,0.3030314295052921,0.29944909850090573,0.2984836232258855,0.29642988846618196,0.2862932695438282,0.27693787385320634,0.2746018731045265,0.2694525112897907,0.2682227120457596,0.2680231803687442,0.26769801263832566,0.266100971960796,0.2647011407548363,0.2577437791329487,0.25391701985609544,0.25274280252810577],"twin_dists":[0.14848283025352912,0.15652496462810747,0.15902775845037043,0.1858880670536143,0.18781205872279166,0.19138250398282036,0.19386833330469536,0.19766688374800392,0.19908908289221844,0.20069022991411026,0.20168724524674286,0.2019571421978139,0.20253296919276811,0.20541025242808217,0.20812053939117442,0.20880594390480867,0.2103295660959287,0.21069609992763375,0.21075566719791133,0.2108528002476793,0.2113309299473227,0.21175148876200528,0.21386264987817452,0.21503919034948887,0.21540245755596976],"n_dims_used":45,"mean_confidence":0.9173882378472222},"coverage":{"mean_confidence":0.9173882378472222,"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}}