{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006671","490:4900002670","490:4900006429","490:4900006930","490:4900006320","490:4900006805","490:4900006430","490:4900007283","490:4900005432","490:4900002821","490:4900006789","490:4900005699","490:4900006189","490:4900006198","490:4900006931","490:4900006432","490:4900007665","490:4900002371","490:4900002520","490:4900005156","490:4900007053","490:4900007525","490:4900005694","490:4900002222","490:4900005697"],"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":[0.2291823764106757,0.22172158256461053,0.22160237533626342,0.21804675274519886,0.18781064574953013,0.13476273257870455,0.13371773545497345,0.1322854526599335,0.13158620485210082,0.12976128263275416,0.1282030224541041,0.11829595639473339,0.1166376274580729,0.11588434022934087,0.10802078650238078,0.10717837405274248,0.1012321817244387,0.1010495038349515,0.09112775373673854,0.08946686028561612,0.08205225946919627,0.08008253721915745,0.07832960854488179,0.07565048189046936,0.06659816502796101],"twin_dists":[0.22293342103266484,0.22542356452036408,0.2254638010963628,0.2266706668860745,0.23751917121708724,0.2600241357118722,0.2605286198616304,0.26122490707609014,0.2615669009249762,0.26246594764457004,0.2632412113115557,0.26834506089683396,0.269230993239341,0.26963661732712424,0.273997102044262,0.2744786468201745,0.277964086273679,0.2780736666893917,0.28427344017795164,0.2853627698134819,0.29043135139075926,0.29183912571373233,0.29311550279535437,0.29511138688148625,0.3023079853442372],"n_dims_used":45,"mean_confidence":0.8953453911675348},"coverage":{"mean_confidence":0.8953453911675348,"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}}