{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000991","489:4890001295","489:4890001174","489:4890001038","489:4890001173","489:4890000979","489:4890001232","489:4890001222","489:4890000920","489:4890001039","489:4890001103","489:4890000980","489:4890000921","489:4890001102","489:4890001236","489:4890001165","489:4890001113","489:4890000751","489:4890001107","489:4890001099","489:4890001229","489:4890001230","478:4780000504","478:4780003008","489:4890001106"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,478,489],"twin_sims":[0.7397572483262552,0.6422909467553013,0.6272931205365259,0.594797542660893,0.5698424410389051,0.5580418575999083,0.5442744939469644,0.5048445007612938,0.4988854965800225,0.4721848391824036,0.46255848475236855,0.4584852889890404,0.4545419154016804,0.42942360686114406,0.42757293359367454,0.42090242170688974,0.41085910963395883,0.3886226018193552,0.37752171456241507,0.37026677434308675,0.3119851573179561,0.308663450861788,0.30641289425025925,0.29015201729125295,0.28256134046322967],"twin_dists":[0.10084035788683367,0.12220821982999608,0.1254269342348997,0.13238717443146833,0.13773988448757765,0.14027903305319323,0.14325121507578703,0.15184819489258092,0.1531614707799496,0.15910390793616688,0.16127276844805596,0.1621952002044314,0.16309103700808383,0.1688679424254013,0.1692987944666228,0.17085819315490694,0.17322597793386188,0.17856174766320618,0.1812786577029849,0.18307526402892635,0.19822775501651307,0.1991364926328101,0.19975538531135026,0.20430790814864022,0.20648488339474486],"n_dims_used":45,"mean_confidence":0.9146804809570312},"coverage":{"mean_confidence":0.9146804809570312,"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}}