{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011453","490:4900011639","490:4900011703","490:4900011843","490:4900011777","490:4900011229","490:4900010674","490:4900011165","490:4900011455","490:4900011645","490:4900011436","490:4900011576","490:4900012118","490:4900011640","490:4900011166","490:4900010426","490:4900011164","490:4900011305","490:4900011437","490:4900011298","490:4900011769","490:4900011300","490:4900011838","490:4900010424","490:4900011179"],"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":[0.3385014173187905,0.29978850030087334,0.29506102903706977,0.2835955770848681,0.23812099235141235,0.2252758492443838,0.21447730465917725,0.198355012972442,0.1925485266443483,0.19034190964913444,0.17621049532465213,0.17596740972631086,0.1660335615300835,0.159325979742285,0.154346833821241,0.1521845718232426,0.1514719419153273,0.15026730471910124,0.14385522305906367,0.14292659685938627,0.1420899562835717,0.13524447851583626,0.1351919179252825,0.12867251525458737,0.12312723726814027],"twin_dists":[0.1911606867750686,0.20159248713019584,0.2029180756551976,0.2061862164185976,0.22001952244554984,0.22423044665993588,0.22789559652812133,0.2336078406712119,0.23574327185759877,0.236566533667821,0.24200437144102585,0.2421005692900929,0.24611577434985962,0.24892592671428634,0.25106811337965407,0.2520141527652162,0.25232810571320735,0.25286129354477355,0.25575369188341884,0.2561804525853648,0.25656670793434944,0.2597925559403149,0.25981779220032686,0.2630068835093778,0.2658170678853746],"n_dims_used":45,"mean_confidence":0.8875985039605034},"coverage":{"mean_confidence":0.8875985039605034,"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}}