{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007928","490:4900008804","490:4900007906","490:4900009114","490:4900008802","490:4900008121","490:4900007795","490:4900010246","490:4900008561","490:4900008922","490:4900010166","490:4900007777","490:4900011315","490:4900010257","490:4900009431","490:4900009859","490:4900009344","490:4900008020","490:4900010157","490:4900010417","490:4900008335","490:4900008108","490:4900009739","490:4900009764","490:4900007908"],"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":[0.24555785201495317,0.23228431950822795,0.14022375150971644,0.10316367668852443,0.07621663479902326,0.07394671557037712,0.06018072855214811,0.04148781878727862,0.03948948459198134,0.03946567320866754,0.03751078465808428,0.03737295999731077,0.03032174321987336,0.02991134727336177,0.028788655319207084,0.028144982814007985,0.02763467968911179,0.027551695488891526,0.024805277354851243,0.024364501192796595,0.0237590723457595,0.02273992069221958,0.022722660629247136,0.022589341074897868,0.022584901275825024],"twin_dists":[0.21764908220821483,0.221913898778854,0.2574344232536955,0.27681481602833136,0.2946849275357372,0.29641048581199075,0.3079095450267297,0.3276522727946858,0.3301838022841306,0.3302146132841731,0.3327995051502082,0.3329860199092934,0.34341379543758954,0.3440824656536008,0.3459527682214717,0.34705350896358156,0.3479416672162573,0.34808742916287144,0.35313916051373695,0.35399449829228297,0.35519144748962334,0.3572673776376304,0.3573032244749009,0.35758091040991813,0.35759018234050716],"n_dims_used":45,"mean_confidence":0.8985544840494791},"coverage":{"mean_confidence":0.8985544840494791,"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}}