{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008709","490:4900010074","490:4900009874","490:4900005483","490:4900007936","490:4900008942","490:4900009567","490:4900005080","490:4900005349","490:4900010171","490:4900009259","490:4900009361","490:4900009159","490:4900007933","490:4900009161","490:4900004649","490:4900008712","490:4900009265","490:4900008715","490:4900008941","490:4900009473","490:4900005484","490:4900008493","490:4900005078","490:4900009463"],"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":[0.7103043834561105,0.581018738085217,0.38543556030036874,0.37967361314788944,0.3174760472517142,0.30498025332952794,0.2876971830731107,0.2701129651430239,0.25847826976408006,0.23905438480792357,0.23582562427492412,0.22450370155426952,0.2218410009042502,0.21965739359841807,0.21722359274993247,0.2139512318385158,0.20225499031778424,0.20016803777746925,0.1982780787573324,0.19522009747895452,0.1916537215953178,0.1903692366129311,0.1901744810647277,0.1894498065865414,0.18736760898764368],"twin_dists":[0.10742146318530127,0.13534046667067234,0.1793379285764582,0.1807490174845878,0.19673759305059726,0.20015072209677992,0.2050081678688124,0.2101331492494105,0.21363809587059512,0.21971939922948133,0.22076085272461105,0.2244885741753333,0.2253832711750618,0.22612235461058858,0.22695194677418032,0.22807728875943734,0.23219771755476307,0.23294994726104695,0.2336358494920778,0.2347552870062639,0.23607631540712665,0.23655629768454756,0.23662927056895713,0.23690125823111502,0.2376868306811827],"n_dims_used":45,"mean_confidence":0.9174057006835937},"coverage":{"mean_confidence":0.9174057006835937,"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}}