{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012169","490:4900011697","490:4900011901","490:4900011768","490:4900011707","490:4900011455","490:4900011585","490:4900011906","490:4900011703","490:4900012098","490:4900011978","490:4900011174","490:4900012042","490:4900011763","490:4900011449","490:4900011574","490:4900011298","490:4900011778","490:4900012185","490:4900009937","490:4900011827","490:4900011645","490:4900011769","490:4900011905","490:4900011969"],"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":[0.15703292963341062,0.12494142269477077,0.09982664121233793,0.09592797753134419,0.0951065365064002,0.09407469548768932,0.07457857850728429,0.0731974824890302,0.0653390197267675,0.05017093799906985,0.04928522934544475,0.045931572321551976,0.044664949271093615,0.0407742801132586,0.040729692197887524,0.039059825627418006,0.03628884658791041,0.03310799476472192,0.03204150132838964,0.03070652402739963,0.030622294881722283,0.029929096655338997,0.028537483349283695,0.02808901962317385,0.027665414828904302],"twin_dists":[0.24990630629313346,0.26488730429747925,0.27881122594549546,0.28121096287125946,0.28172632783757445,0.28237868700326474,0.2959259070811542,0.29698943141233924,0.303371116672271,0.3177187271710978,0.3186629199775565,0.32237152902613814,0.323831361264392,0.32854414463419,0.32860031215701657,0.33074219620437584,0.3344738257171902,0.33906846019235143,0.34069339826660566,0.3427938688878327,0.3429290005496365,0.3440533838095159,0.34637975478720384,0.3471502307593562,0.3478877764640264],"n_dims_used":45,"mean_confidence":0.891278076171875},"coverage":{"mean_confidence":0.891278076171875,"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}}