{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011145","490:4900011360","490:4900009936","490:4900011144","490:4900009528","491:4910005518","490:4900011069","490:4900010213","491:4910004906","490:4900010988","490:4900009720","491:4910005365","490:4900010748","490:4900010831","490:4900008899","490:4900010132","490:4900010563","490:4900011079","490:4900011289","490:4900010122","490:4900010492","490:4900010981","490:4900010021","490:4900010832","490:4900010733"],"twin_admin_codes":[490,490,490,490,490,491,490,490,491,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3209926065534562,0.21498764816038515,0.1558618954386006,0.13709802920600264,0.1254338998410982,0.1173604511665016,0.10237243662579903,0.08815200438176733,0.08743989561049888,0.07700452606786842,0.0687324671111862,0.06665776196810551,0.06309785836787156,0.059828267355667715,0.05489265475891815,0.0531197755057183,0.05110615469609392,0.04487689816808877,0.04481576664576103,0.04338826041303925,0.04091439078637217,0.03819799321538429,0.03652794702328501,0.034273882499329035,0.033933241640079395],"twin_dists":[0.19579087800740272,0.2277196241414094,0.25041100869845573,0.2589072623316531,0.2646366834669619,0.2688436583399436,0.2772835679642562,0.28623657167996236,0.2867141390645398,0.2940956694354175,0.30054278643380233,0.30225807375730096,0.3053055266186214,0.30823115280601254,0.3129072754009837,0.3146720266468234,0.3167367080768904,0.323584683418814,0.32365573118160335,0.3253383837249909,0.3283679834508537,0.3318780994629749,0.3341424802024487,0.33734240737937626,0.3378414713657717],"n_dims_used":45,"mean_confidence":0.8860946655273437},"coverage":{"mean_confidence":0.8860946655273437,"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}}