{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000825","490:4900000490","490:4900001291","490:4900000414","490:4900000403","490:4900000409","496:4960008368","490:4900000771","490:4900000275","490:4900000682","490:4900000601","490:4900000497","490:4900000904","490:4900004025","490:4900000674","496:4960008378","490:4900003065","496:4960008964","487:4870006431","490:4900003349","490:4900004288","490:4900000891","490:4900000325","490:4900001025","490:4900000711"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,496,490,496,487,490,490,490,490,490,490],"twin_sims":[0.7601165586015,0.741980133268717,0.6733602048360464,0.6487300079418131,0.63284539343637,0.6291530343339888,0.6263132829268764,0.6031553630772765,0.5550843800659424,0.5351855314697813,0.533110930519252,0.5206786421378516,0.5013252680676014,0.49768072881154674,0.4873601096596537,0.4826446916327003,0.4821433657916368,0.4692943733277527,0.46225583390461195,0.4534123632206523,0.4448002825865718,0.43889268624818417,0.4354910908954381,0.41858467611364236,0.4185094767270629],"twin_dists":[0.09619193875702758,0.10033723491313139,0.11550433654508911,0.12082357800569622,0.12423621720637101,0.12502816002270886,0.1256369811840084,0.13059723632022052,0.14091652878034167,0.14522056260485078,0.14567098493180355,0.1483780905141397,0.15262326250172975,0.1534275117524956,0.15571425501027406,0.15676388873014502,0.15687566897640984,0.1597535431917425,0.16134120874252572,0.16334816414864284,0.1653164896276281,0.16667510485646525,0.16746064338453592,0.17140244957875783,0.1714201294157551],"n_dims_used":45,"mean_confidence":0.9129579332139757},"coverage":{"mean_confidence":0.9129579332139757,"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}}