{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001133","470:4700005127","488:4880000167","488:4880001040","488:4880001103","481:4810001252","488:4880000921","481:4810001246","488:4880000550","470:4700005438","488:4880005852","481:4810002900","470:4700000173","488:4880000529","481:4810002899","496:4960009458","481:4810003248","481:4810001738","470:4700000474","481:4810002444","470:4700004667","496:4960009915","488:4880000228","488:4880002042","481:4810002443"],"twin_admin_codes":[488,470,488,488,488,481,488,481,488,470,488,481,470,488,481,496,481,481,470,481,470,496,488,488,481],"twin_sims":[0.7614853830959833,0.6130664858678312,0.5637870321269655,0.5557778709832178,0.5433849972537863,0.5196042820735276,0.505625511998688,0.4948725905684205,0.4901141173631118,0.48870619239993995,0.47320431339807034,0.46495569447556034,0.46330510697360827,0.4608076501523739,0.45982795859829856,0.4579466746855417,0.456671648700547,0.45412027627187135,0.45228162240362785,0.4504588692642118,0.44873111248022024,0.448658572975323,0.4485869863974966,0.4466809280301624,0.44632259187817375],"twin_dists":[0.09587592950436247,0.12847493724775072,0.13904199100734152,0.14076699928868733,0.14344367451353532,0.14861270954063724,0.1516763851622665,0.15404832715774786,0.15510265987420957,0.15541519435891707,0.1588750979177862,0.16073122554959388,0.1611039973994787,0.16166891445075304,0.16189081326501253,0.16231739531528208,0.16260686624922432,0.16318698995949538,0.16360579797890915,0.16402160611712133,0.1644163233247434,0.16443290790052797,0.16444927559920958,0.16488544379771167,0.1649675214204675],"n_dims_used":45,"mean_confidence":0.9278179592556424},"coverage":{"mean_confidence":0.9278179592556424,"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}}