{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000861","477:4770001522","489:4890004923","489:4890004712","472:4720005853","489:4890005347","489:4890004924","477:4770000862","489:4890004922","477:4770001886","489:4890004737","472:4720005518","477:4770003490","478:4780004506","477:4770002211","473:4730001824","479:4790001827","472:4720008061","499:4990000754","472:4720003575","499:4990000850","479:4790001680","489:4890005208","489:4890004487","489:4890005481"],"twin_admin_codes":[477,477,489,489,472,489,489,477,489,477,489,472,477,478,477,473,479,472,499,472,499,479,489,489,489],"twin_sims":[0.6389517227879076,0.5346992125764845,0.4306451209449612,0.341601910884685,0.32964976526665934,0.32588649885940313,0.2817766801485097,0.2747662174839821,0.2679187807843192,0.2592599700636954,0.2548044832578298,0.22810944320340867,0.21162159392566396,0.2078643161178721,0.2035256823666691,0.19644392367568228,0.19630999294663024,0.19436436113752759,0.18754629698676537,0.1858865503803084,0.18322199907031425,0.1799396957399477,0.1763173171299457,0.17626292490707,0.17597082976928252],"twin_dists":[0.12292555095669583,0.1453261169083227,0.16858397966380573,0.19035446441899592,0.19348461256834384,0.19448296817182759,0.20671191869565056,0.2087576072557382,0.2107868451308329,0.21339955000890268,0.2147653436641578,0.22328818307127282,0.22888553870702813,0.2302019142461334,0.23174231421638186,0.2343058325113201,0.234354924295834,0.23507072186056424,0.23761917593790466,0.23824933885860874,0.23926932638062193,0.24054027867975375,0.24196212803537676,0.2419836355303845,0.24209921519801453],"n_dims_used":45,"mean_confidence":0.9214998033311632},"coverage":{"mean_confidence":0.9214998033311632,"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}}