{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002121","489:4890000009","481:4810004018","470:4700002116","485:4850002179","481:4810003913","481:4810001242","470:4700002118","485:4850002799","481:4810006060","470:4700001656","470:4700001804","481:4810005660","485:4850002806","489:4890000209","481:4810005172","489:4890000207","485:4850002258","489:4890000125","481:4810004615","481:4810005633","489:4890000008","489:4890000023","489:4890000079","470:4700001358"],"twin_admin_codes":[470,489,481,470,485,481,481,470,485,481,470,470,481,485,489,481,489,485,489,481,481,489,489,489,470],"twin_sims":[0.7245358689117117,0.6681955867632452,0.5928053774491348,0.5620842284355937,0.5598810584461225,0.5345242872952828,0.4970313259794199,0.48541705163021853,0.483653073574017,0.4827370390503448,0.4716622925313201,0.46323911238920557,0.45940329312109895,0.45799079958217653,0.45576451347906427,0.4535708117231285,0.45107780652957996,0.43086761987604305,0.4150528610099961,0.4087937363375558,0.4084371073692693,0.40775031225221,0.4064043511451276,0.3978700975024177,0.39268990629548284],"twin_dists":[0.10426001736884646,0.11662329115080751,0.13281393751600618,0.13940845890813477,0.13988283133380147,0.14536408872484916,0.15357099073409403,0.1561463906571068,0.15653916066964316,0.1567433020717479,0.15922125174229396,0.16111891137472428,0.16198705171566768,0.16230738278387755,0.1628129925052274,0.16331208134191308,0.1638803435854008,0.1685322911311521,0.17223427350991993,0.17371600532044743,0.17380072881425904,0.1739639812159867,0.17428427221062595,0.17632629347100565,0.17757552247798294],"n_dims_used":43,"mean_confidence":0.9109245122865189},"coverage":{"mean_confidence":0.9109245122865189,"n_dims_used":43,"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}}