{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010338","490:4900010336","490:4900010153","490:4900010766","490:4900010509","490:4900010930","490:4900008343","490:4900010850","490:4900010425","490:4900010931","490:4900010421","490:4900009747","490:4900010765","490:4900010250","490:4900008342","490:4900011004","490:4900010218","490:4900010156","490:4900010129","490:4900011162","490:4900011009","490:4900008228","490:4900008010","490:4900010496","490:4900010917"],"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":[0.404114983790185,0.3555574263823762,0.29957666821253776,0.18822672972540694,0.1465069352652619,0.13128468572224586,0.12257173258057662,0.11581459214171237,0.10711564016693362,0.1054882751788071,0.09050631044181527,0.07342599234209087,0.07328547959600323,0.06865588071471526,0.06315291423208842,0.062074604396216954,0.05662274205513896,0.05580576450178239,0.05459845787722526,0.05407107510308669,0.052886542496397224,0.05028272190411468,0.049224115228322166,0.04843843008148954,0.04687926359340772],"twin_dists":[0.17483014715185946,0.18677274410109357,0.2016516214924607,0.23736196384018823,0.25454620994128346,0.26171479293336963,0.26610384583150853,0.26967427702011415,0.2745146244727164,0.27545368203135984,0.28467917052225994,0.29681235204529505,0.2969211868698111,0.30060535093082985,0.30525733773506003,0.3062074845833841,0.31123003401544885,0.31201669751703676,0.3131968239397574,0.3137191238066704,0.31490781146524816,0.3176005511559249,0.3187285897600278,0.319578959067464,0.32130117886315435],"n_dims_used":45,"mean_confidence":0.893512471516927},"coverage":{"mean_confidence":0.893512471516927,"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}}