{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010948","490:4900006377","490:4900006254","490:4900007701","490:4900007339","490:4900011598","490:4900004941","490:4900007226","490:4900004929","490:4900012211","490:4900007470","490:4900007583","490:4900008265","490:4900004798","490:4900007708","490:4900006375","490:4900006732","490:4900009255","490:4900005872","490:4900008837","490:4900003833","490:4900005873","490:4900007338","490:4900005066","490:4900005996"],"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":[0.08479271164675489,0.031750804627877306,0.025854220604275013,0.024787610217955627,0.023502278447822596,0.01845735191583486,0.018291044730702505,0.018207412384503557,0.015582719522423015,0.0154117582095429,0.012793809741262058,0.012296100212331903,0.012227185237847394,0.012092867269024107,0.011953570815550872,0.011461370403919757,0.010041278636742522,0.009789377613460819,0.009137124077304997,0.00874786212505313,0.008580826493302714,0.008197563692073435,0.007891702881160919,0.007884622739209434,0.007537581526231047],"twin_dists":[0.2885170248965015,0.34114432031232855,0.3511553207755875,0.35317319017919885,0.3557071305687657,0.3669864428742072,0.36740221685162283,0.3676125521454253,0.37468700459807847,0.3751832990892543,0.38346171311189153,0.38520313697158537,0.38544916540029045,0.38593223815296257,0.3864382680360583,0.3882692446474137,0.3939738159761732,0.39506006209736677,0.3979931391718909,0.39983399940160685,0.4006464815257346,0.40256558941202164,0.4041556881203341,0.4041931461561003,0.4060672385591156],"n_dims_used":45,"mean_confidence":0.9250779893663195},"coverage":{"mean_confidence":0.9250779893663195,"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}}