{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005673","490:4900004998","490:4900005276","490:4900005281","490:4900004861","490:4900003894","490:4900004980","490:4900004457","490:4900004592","490:4900004857","470:4700004681","470:4700000056","490:4900005674","490:4900008644","490:4900006295","496:4960010860","490:4900006408","496:4960009266","490:4900005132","490:4900006038","490:4900008754","466:4660000121","470:4700003305","496:4960012130","490:4900005410"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,470,470,490,490,490,496,490,496,490,490,490,466,470,496,490],"twin_sims":[0.7009651095292437,0.6145372402140422,0.5043183894169183,0.4879726000822197,0.48788929906813966,0.4776468365774327,0.4307072568613968,0.4291989150569537,0.428665757891704,0.4253253657108908,0.4138831837316263,0.41291565242562067,0.4125205315656641,0.4112048435401533,0.4109366781445531,0.4042643074571745,0.4041786923422616,0.40417402822315296,0.4035407662080521,0.40108206285282866,0.39971569234807613,0.38494363114873026,0.37611981219677926,0.3742525044337639,0.3694263746119062],"twin_dists":[0.10947998151678581,0.12815996367537058,0.1519639710034366,0.15557814635801231,0.15559665460091526,0.15787991132066362,0.1685695438313562,0.16892021191189113,0.1690442837245841,0.16982308069849186,0.17251043009150896,0.17273911627926952,0.1728325741785544,0.17314405532659624,0.17320759523582557,0.17479450046968675,0.17481493786641855,0.17481605130558225,0.17496727995162117,0.17555545504101192,0.17588302526993607,0.17945800513879712,0.18162449385683405,0.18208612138903618,0.1832844990656126],"n_dims_used":45,"mean_confidence":0.9168780856662326},"coverage":{"mean_confidence":0.9168780856662326,"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}}