{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001495","490:4900001636","490:4900001107","490:4900002681","490:4900001242","490:4900002832","490:4900002839","490:4900001926","490:4900002532","490:4900002546","490:4900001233","490:4900002680","490:4900001368","490:4900004491","490:4900002248","490:4900004215","490:4900001106","490:4900001634","490:4900001232","490:4900002224","490:4900002692","490:4900002237","490:4900001499","490:4900002693","490:4900002983"],"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":[0.8009018881261307,0.7892738150442555,0.47999328948928693,0.4385043030506921,0.3970864311361162,0.39494169712962457,0.38789878340339423,0.36256334883569963,0.35619434436420877,0.3125751218602651,0.30765172133745944,0.30447068431895685,0.3037642592121509,0.3028768011197431,0.29462057202432573,0.28277603563970466,0.27830909505857054,0.2691083431693667,0.2536804745564416,0.24846823069812163,0.24823925595836435,0.24783727199799727,0.24689224194937504,0.23551496636895475,0.22561345823934656],"twin_dists":[0.08654296871986811,0.08934797974768374,0.1573554866887258,0.1667646732111944,0.17651479570339693,0.17703156322239424,0.17873776343950695,0.18500219003888915,0.18661104511573104,0.198066934626809,0.19941439091490062,0.20029159649583914,0.20048711955704332,0.20073312301346266,0.20304221520355337,0.20642282946386661,0.20771985426842107,0.21043203863484294,0.21511228425239395,0.2167340436735846,0.21680578436887962,0.21693183375481193,0.21722868281926064,0.22086154687040963,0.22411776937042924],"n_dims_used":45,"mean_confidence":0.9154964870876736},"coverage":{"mean_confidence":0.9154964870876736,"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}}