{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001492","491:4910001734","491:4910002007","491:4910002152","491:4910001377","491:4910001903","491:4910001793","491:4910001549","491:4910001305","491:4910002923","491:4910001493","491:4910002251","491:4910001899","491:4910001241","491:4910001902","491:4910001796","491:4910002773","491:4910002357","491:4910001554","491:4910000980","491:4910001848","491:4910001954","491:4910001613","491:4910003369","491:4910001736"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6141261642021711,0.5486029655786379,0.515359609719418,0.4194571572228288,0.39389002166507703,0.39382125921039557,0.3925370335971048,0.33051988366757573,0.3164244948589373,0.3150033046860457,0.31250851056595774,0.3052327789976697,0.29574257662728554,0.2908320853059999,0.29057279805272335,0.28190559320400793,0.27948858229841833,0.2777404337980425,0.26870318539763416,0.2668183782500023,0.2650996786442355,0.25729239210539073,0.25123661895963967,0.24223847112340327,0.24153777763684703],"twin_dists":[0.1282480007089227,0.14231545276954335,0.14954079756954092,0.17119742261604284,0.17728543436083866,0.17730204432118965,0.17761250394305297,0.19325467367183527,0.19702183417344743,0.19740684100303088,0.19808508374619394,0.20008095987643465,0.20272620190148763,0.20411453935902218,0.20418823263715882,0.2066745924839844,0.20737615681349167,0.20788587658665558,0.21055277425113222,0.21111592940759683,0.21163161303996952,0.2140008517408801,0.21587000141088664,0.21870128054998328,0.21892458045937133],"n_dims_used":45,"mean_confidence":0.8989953782823351},"coverage":{"mean_confidence":0.8989953782823351,"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}}