{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010426","490:4900011005","490:4900011900","490:4900010929","490:4900011167","490:4900011234","490:4900011011","490:4900011086","490:4900011232","490:4900011772","490:4900011843","490:4900010776","490:4900010760","490:4900011249","490:4900010927","490:4900011158","490:4900011021","490:4900010580","490:4900012118","490:4900011320","490:4900011319","490:4900011009","490:4900010674","490:4900011006","490:4900011165"],"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":[0.6832877629189583,0.5714788753294836,0.5046714843314152,0.48943005098152303,0.43787631280741496,0.3756171659661699,0.3367562711207885,0.3230943654379966,0.3081006021516819,0.2997323920847357,0.29570126650526135,0.2956319829580834,0.28784345783487203,0.2786651225252408,0.2718872846344513,0.26169334021880947,0.24754897710643958,0.24638480818600078,0.245105583433091,0.23084139176876373,0.20349098376882857,0.2022979669999079,0.19302197353995884,0.19149194807964426,0.19117123831682326],"twin_dists":[0.11334690296172435,0.1373882725715,0.15188626532119903,0.15525447681709434,0.16690956548002242,0.18174864520613496,0.19161622538635917,0.19522782397565813,0.19929102914117888,0.20160814773811617,0.20273782436839524,0.20275731921596224,0.20496634207031006,0.207616016172907,0.20960693679284384,0.2126598594830084,0.21702231464983307,0.21738837715697126,0.21779190293103365,0.22238702559320558,0.2317547238927075,0.23218228308617195,0.23556749244150438,0.23613664262692793,0.236256344195363],"n_dims_used":45,"mean_confidence":0.8933314853244357},"coverage":{"mean_confidence":0.8933314853244357,"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}}