{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003305","499:4990001798","499:4990002669","499:4990001888","499:4990003778","500:5000010983","500:5000010352","499:4990003748","500:5000011328","500:5000009951","500:5000010165","500:5000010166","500:5000009734","500:5000011275","500:5000009941","500:5000010819","499:4990002893","500:5000009949","500:5000009849","500:5000010354","500:5000011062","500:5000010996","500:5000011215","500:5000010818","500:5000011061"],"twin_admin_codes":[499,499,499,499,499,500,500,499,500,500,500,500,500,500,500,500,499,500,500,500,500,500,500,500,500],"twin_sims":[0.7081718009067837,0.7074489135818399,0.6742384289254162,0.6238619747564149,0.5893130850282419,0.5803542157286854,0.5786138657038271,0.5672439911066374,0.5633147204282407,0.5366128917110752,0.5214372181238234,0.5106289125766599,0.5098845963311796,0.5062511740677705,0.5056283317058101,0.5026009331443296,0.49395224279920036,0.48512497076068967,0.4848035662484467,0.4751666943384687,0.4731510158977006,0.472667902504353,0.46393408719396795,0.4631169704768488,0.4589852540730174],"twin_dists":[0.10789257009825957,0.10805211719227523,0.1153138420109592,0.1261623697863585,0.13356221590917824,0.13548301407186927,0.13585640198238894,0.1382984317730278,0.13914362491327376,0.1449108679979374,0.14821250075473547,0.15057737348376304,0.15074068670225105,0.15153880081512092,0.15167576500130844,0.15234214219443107,0.1542520156064798,0.15621139526300115,0.15628294001502466,0.15843512160869191,0.15888705590604474,0.15899546910224094,0.16096189277008854,0.16114651592823526,0.16208181951333997],"n_dims_used":45,"mean_confidence":0.9278610229492188},"coverage":{"mean_confidence":0.9278610229492188,"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}}