{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002469","490:4900001573","490:4900002176","490:4900002161","490:4900002466","490:4900003753","490:4900003202","490:4900003893","490:4900003475","490:4900004171","490:4900002637","490:4900003892","490:4900004445","490:4900003227","490:4900002763","490:4900002332","490:4900004179","490:4900001316","490:4900001998","490:4900004037","490:4900000020","490:4900002003","490:4900002786","490:4900000902","490:4900002762"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8535574546052606,0.828484096250393,0.7542705338777212,0.7079613108585296,0.6542268111703863,0.6417434962994737,0.6293474252239433,0.5950359204230373,0.5736586295542584,0.5491718184134406,0.5385872128188589,0.5266771926951124,0.5054243762438303,0.5020091072410018,0.4989229050002618,0.4859193398900736,0.48152859395400965,0.4724225920400696,0.4707396489864385,0.46261324552620176,0.4580862958614393,0.4570197715453391,0.4509752553010259,0.44392506239819884,0.4414989200482272],"twin_dists":[0.07308655415921649,0.0796709086639535,0.09753637585894742,0.10793903447729795,0.11963987884024761,0.12232585480747231,0.12498647646467255,0.13233611275120655,0.13692008588876378,0.14219256748349773,0.14448276557120865,0.14707016482605428,0.1517206249553355,0.15247253940702796,0.15315321302331433,0.15603463112063157,0.15701279413125716,0.15905053217369228,0.1594285482318337,0.16126038674051457,0.1622857145840898,0.16252780250064477,0.16390374427203774,0.16551732846008912,0.1660748600467923],"n_dims_used":45,"mean_confidence":0.9169648912217881},"coverage":{"mean_confidence":0.9169648912217881,"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}}