{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008957","490:4900009995","490:4900008524","490:4900010206","490:4900010388","490:4900010192","490:4900010094","490:4900010719","490:4900011948","490:4900011420","490:4900010466","490:4900010109","490:4900010548","490:4900007967","490:4900008752","490:4900010465","490:4900009393","490:4900011282","490:4900008288","490:4900009914","490:4900010720","490:4900010385","490:4900008289","490:4900009497","490:4900011877"],"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":[0.49996380607262164,0.41901924358798653,0.37335795046096243,0.3353512136510019,0.33297140189743923,0.3234076712126105,0.2678818304748368,0.2672337372967666,0.2637307713043391,0.2496861630024939,0.24951246125047027,0.2368775057280626,0.23549931029010523,0.22922449335706854,0.21112001020696422,0.21027209511036923,0.20910530676706174,0.20243526761918768,0.20075616768694257,0.19807066068974488,0.19706489102712493,0.19639952297830907,0.1951868795428107,0.18920813827041852,0.18862367564656377],"twin_dists":[0.15292350785788897,0.1713003065709724,0.18230766952753466,0.19198391800511927,0.19260860882765538,0.1951440657086988,0.21079788179152206,0.2109916140762217,0.21204383673587848,0.21635315997851148,0.2164074088661206,0.2204205467874735,0.22086662380438973,0.22291951760729872,0.22906034705384978,0.22935649837485958,0.22976535204339701,0.23213298859816012,0.23273741516196966,0.23371139995587217,0.23407852176586544,0.23432210484302102,0.23476751361664858,0.23699212388188212,0.23721221409330312],"n_dims_used":45,"mean_confidence":0.9169216579861111},"coverage":{"mean_confidence":0.9169216579861111,"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}}