{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000981","478:4780001683","489:4890001225","469:4690008276","478:4780003449","469:4690008196","473:4730007113","478:4780000873","478:4780000823","469:4690007843","489:4890001293","469:4690008461","478:4780000936","473:4730006887","469:4690007482","473:4730007114","478:4780000878","469:4690008576","469:4690008467","489:4890000753","478:4780001900","469:4690007660","489:4890000759","493:4930000516","469:4690007661"],"twin_admin_codes":[489,478,489,469,478,469,473,478,478,469,489,469,478,473,469,473,478,469,469,489,478,469,489,493,469],"twin_sims":[0.5256193021541845,0.2056119455990995,0.2042205373412033,0.19574323191212709,0.19444976140691922,0.1887341459393279,0.17552480399103793,0.1620569534790689,0.160068048005121,0.14306081717398278,0.1372820075227884,0.1366692519662248,0.13102048646244555,0.1292938137226417,0.12755836756078892,0.12560805109156442,0.12500797019092522,0.12229902633540599,0.12135255322726178,0.11849997158366121,0.11555712383290728,0.11450569640363627,0.11377519858109954,0.11219810859624695,0.11087264802669153],"twin_dists":[0.14730058250078992,0.23099882783994902,0.23149410972763979,0.23456292565599624,0.23503919900995127,0.23717057790941234,0.24227596789845626,0.24777162102868333,0.24861086158914553,0.25611864305299104,0.2588198805398977,0.25911125423778414,0.26184459052228115,0.262697779987758,0.2635640241666148,0.26454823697972946,0.2648533945943797,0.26624499220011494,0.2667367334007396,0.26823672805547777,0.2698134451560864,0.2703842541931404,0.2707832118875142,0.27165130587653097,0.2723882024339231],"n_dims_used":45,"mean_confidence":0.9147355821397569},"coverage":{"mean_confidence":0.9147355821397569,"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}}