{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001529","489:4890001450","489:4890001616","489:4890001618","489:4890000311","489:4890001375","489:4890001448","489:4890001533","489:4890001588","489:4890001532","489:4890000485","489:4890001452","466:4660009633","489:4890001376","489:4890001615","489:4890001626","466:4660009272","469:4690000745","466:4660007088","466:4660009632","489:4890001380","489:4890001257","489:4890000257","489:4890000437","489:4890001449"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,466,489,489,489,466,469,466,466,489,489,489,489,489],"twin_sims":[0.6204698089432197,0.5629753013946511,0.5552168900226963,0.5036526500677466,0.48745279410450787,0.4849398620196966,0.4655345016829533,0.4588031782721266,0.4456823221595901,0.4357333674137964,0.43413740022437103,0.43166763771966826,0.42739857547361904,0.4258620806627055,0.42086858580317094,0.41936100759406664,0.40092357661627404,0.4007855112927421,0.3998807222215689,0.39503294595181726,0.3906273427391896,0.38923397917652014,0.3886656910040557,0.3789950881000246,0.364384606895902],"twin_dists":[0.12688921273306025,0.1392166692190803,0.14088795501575263,0.1521105203649094,0.1556936551806486,0.15625259874090117,0.16060061564692693,0.16212310503070587,0.1651142389301795,0.1674046136107799,0.1677739322108834,0.16834652911431436,0.1693394259101204,0.1696977781902817,0.17086612940982998,0.17122000821468145,0.17559342416114262,0.1756265065104805,0.17584343446079903,0.1770095507865612,0.17807504472096022,0.17841319519906568,0.17855127425218464,0.18091586324559358,0.1845447785007545],"n_dims_used":45,"mean_confidence":0.9194600423177083},"coverage":{"mean_confidence":0.9194600423177083,"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}}