{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005308","489:4890001128","493:4930005509","489:4890000706","485:4850001457","470:4700002119","485:4850000937","489:4890000397","485:4850004177","488:4880003044","481:4810002506","481:4810005872","493:4930003284","488:4880003510","481:4810005937","485:4850000991","466:4660006409","481:4810006032","488:4880002888","493:4930005864","493:4930004480","466:4660006518","470:4700004810","485:4850003250","481:4810001638"],"twin_admin_codes":[470,489,493,489,485,470,485,489,485,488,481,481,493,488,481,485,466,481,488,493,493,466,470,485,481],"twin_sims":[0.3956524418816623,0.35451751738767195,0.35124366755658964,0.3484654706107212,0.3243302866042399,0.31400234712526237,0.3114217194177295,0.30624324960452176,0.29310489050664795,0.2899256068189011,0.2846126978918482,0.279758831050415,0.2771064315229703,0.2763256287219655,0.2738206888236803,0.2727282390636108,0.27270110494446526,0.2710179757578716,0.2697154682835059,0.2686626557159923,0.26380286176352713,0.26174348389703356,0.25554549730623244,0.25407181844175547,0.24966689053493604],"twin_dists":[0.17686016849569328,0.1870370753057505,0.18787188208474404,0.18858349193054164,0.19489767845587985,0.19767859637929414,0.19838150653672898,0.19980214286071304,0.20347023931950428,0.20437234502053608,0.20589313230299994,0.20729753176061153,0.20807121993906044,0.20829983481662956,0.20903594726529173,0.2093582730230464,0.2093662890002862,0.20986448334659827,0.21025132790281092,0.21056485815870593,0.21202209461323412,0.21264466242223207,0.21453715034978244,0.21499138008070579,0.21635917778223784],"n_dims_used":43,"mean_confidence":0.9085925789766534},"coverage":{"mean_confidence":0.9085925789766534,"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}}