{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009573","490:4900009974","490:4900007836","490:4900008401","490:4900011665","490:4900008044","490:4900010185","490:4900008622","490:4900010072","490:4900011790","490:4900008944","490:4900011025","490:4900009971","490:4900009890","490:4900011469","490:4900011670","490:4900011534","490:4900010380","490:4900008948","490:4900009773","490:4900010071","490:4900012196","490:4900008949","490:4900009065","490:4900009167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.18868071541291243,0.1837933369179138,0.17961484786414025,0.16378614676988912,0.1612777901256671,0.14901181210832698,0.13049993611265515,0.1296308362022065,0.12883758932994785,0.11964786086775013,0.11816242056315289,0.11770156001991608,0.11189948873493767,0.10335654515204665,0.09910036241390373,0.09776858994927508,0.09591299989696064,0.09566740005537329,0.09552817764692051,0.09176424536918953,0.0880574939363314,0.08663301077268387,0.08417240864681846,0.08414525286351945,0.08270127420728869],"twin_dists":[0.23719071370989608,0.23904974317485,0.24066695367766497,0.24704801888587388,0.2480995017265604,0.25342035016831754,0.26210090862307334,0.2625305765372875,0.26292464729072146,0.26762984117140826,0.2684160464221508,0.2686615055231772,0.2718167363141712,0.276700980866875,0.27925262900987274,0.28006865832558486,0.2812203285672337,0.2813740695046588,0.2814613581258868,0.2838601482122762,0.2862997772214598,0.2872590174575147,0.28894596070385414,0.2889647963080024,0.28997342172866225],"n_dims_used":45,"mean_confidence":0.9251449584960938},"coverage":{"mean_confidence":0.9251449584960938,"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}}