{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003824","494:4940008971","490:4900011058","490:4900009870","490:4900009916","494:4940007016","490:4900004097","490:4900003820","490:4900002416","494:4940007548","494:4940008712","490:4900001395","490:4900009975","490:4900009907","490:4900004114","490:4900002116","490:4900002720","490:4900004373","490:4900002703","490:4900011810","490:4900005506","490:4900002571","490:4900007853","494:4940008947","490:4900004391"],"twin_admin_codes":[490,494,490,490,490,494,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.0918310083309419,0.0484872375227708,0.04631046550717263,0.04612571806188735,0.04305947713289047,0.03483000695703899,0.027862178833248274,0.026880054944362238,0.024459759959157536,0.024153662234256947,0.02242185475897912,0.022256898104414245,0.02212962477041605,0.021473954983158346,0.020721684000292468,0.020530620960257637,0.019975418009667935,0.01995512557143149,0.019615786358819078,0.018390326669239752,0.018325285062721457,0.018320242846613013,0.017339842328061426,0.01662355823940713,0.015274437861082244],"twin_dists":[0.28381692863744,0.31952579932005776,0.321941397586869,0.32215075902193707,0.32573251199585235,0.3365366494213824,0.3475439876221566,0.3492812849544614,0.35380851878271485,0.3544083803592337,0.3579317843575502,0.35827959049471036,0.35854947600134224,0.35996159073785383,0.3616287218278807,0.3620605262967269,0.3633354720802237,0.3633826534710567,0.3641779098622842,0.36715361256163104,0.36731634517264833,0.3673289817784814,0.36984589228394393,0.3717648711741402,0.3755854566454971],"n_dims_used":45,"mean_confidence":0.9222151014539931},"coverage":{"mean_confidence":0.9222151014539931,"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}}