{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002941","485:4850004140","480:4800005322","489:4890001711","466:4660004240","481:4810002435","485:4850004609","470:4700005240","481:4810002717","490:4900005282","490:4900004309","485:4850004542","488:4880001807","493:4930004995","488:4880001128","481:4810002521","480:4800003750","481:4810003354","490:4900005546","496:4960010882","466:4660001340","496:4960011885","469:4690000604","485:4850002765","490:4900002660"],"twin_admin_codes":[490,485,480,489,466,481,485,470,481,490,490,485,488,493,488,481,480,481,490,496,466,496,469,485,490],"twin_sims":[0.24137792752703544,0.1770311258175435,0.1666942870532259,0.14717884731127054,0.13330903969182883,0.12358439231099845,0.09771956467798727,0.09563169891755775,0.0940245944313432,0.09265529882871901,0.08375322624499291,0.07954354869199481,0.07806161142707585,0.07231095575179321,0.07088483365498094,0.06798247247938728,0.06424899067541819,0.06323403091751316,0.05761664021287478,0.05238720662250965,0.050058529185178065,0.049367708766252016,0.046930894564258,0.04649398131822696,0.0460157865748255],"twin_dists":[0.21897558093232913,0.24168031406645066,0.24584343456404698,0.25424282067870646,0.260726728231072,0.26558180065049913,0.28009886405487044,0.28139644360016597,0.282410505601487,0.2832853526740442,0.2892372531010946,0.2922291766752043,0.29331265927108646,0.2976806900924187,0.2988072306988825,0.3011579260459337,0.3043050566566224,0.30518640118240387,0.3102855542557011,0.31541552674244167,0.3178377851857215,0.3185743998235315,0.32124338723957824,0.32173412304795607,0.3222756702129085],"n_dims_used":45,"mean_confidence":0.9162384880913629},"coverage":{"mean_confidence":0.9162384880913629,"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}}