{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009127","490:4900008238","490:4900009449","490:4900009347","490:4900008792","490:4900008349","490:4900008234","490:4900009118","490:4900008023","490:4900009954","490:4900008456","490:4900009544","490:4900008817","490:4900009233","490:4900009634","490:4900007908","490:4900009829","490:4900009232","490:4900009644","490:4900011521","490:4900010596","490:4900009834","490:4900008482","490:4900009441","490:4900011909"],"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":[0.060722020527937286,0.06019496529712963,0.03646458361327799,0.03376908510422715,0.031052394914794806,0.02180210788648848,0.019478261084350208,0.010142463887696903,0.00734817801823228,0.0054948060775620025,0.005474020630378684,0.004559270752844583,0.003535094339444629,0.003427001343954149,0.003030486426460795,0.002081985769102933,0.0020236817829129682,0.0019217080852226476,0.0017126804981241197,0.001693031582364556,0.001686110319510694,0.001598640254698554,0.0012360212648087887,0.0011745495929199514,0.0010532330813413965],"twin_dists":[0.3074186380644911,0.3078965870982469,0.3342301094903274,0.33808349881760896,0.34224228311550814,0.3592502335950481,0.3645036292372925,0.3935443129012137,0.40712297617801924,0.4189917620893769,0.41914430529568714,0.4264391794206585,0.4363865989907189,0.43758527742059466,0.44229965607334143,0.4563913348515423,0.457439875716821,0.45934242729911645,0.4635517051409896,0.46397138529545745,0.46412028585475296,0.46605227151240836,0.4752716968887321,0.4770787054223338,0.48091772858033077],"n_dims_used":45,"mean_confidence":0.8915166219075521},"coverage":{"mean_confidence":0.8915166219075521,"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}}