{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010286","490:4900009913","490:4900010109","490:4900004258","490:4900007846","490:4900010099","490:4900008957","490:4900011616","490:4900007850","490:4900008853","490:4900010385","490:4900010890","490:4900011814","490:4900011285","490:4900010206","490:4900009395","466:4660004998","490:4900009597","490:4900009796","494:4940008953","490:4900011127","490:4900010096","490:4900007847","490:4900010192","490:4900008289"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,494,490,490,490,490,490],"twin_sims":[0.8092541489181425,0.44887131938512975,0.44884946028370476,0.41348371248349475,0.3053877670945529,0.26677680716563995,0.25288887030902285,0.2287251570832619,0.22516746159512124,0.20993252022536893,0.20739513439874122,0.20024448911315343,0.19960104863818218,0.17117170850388683,0.16603280980128027,0.16510127439543673,0.1583092852753136,0.15818680199148138,0.15780998686389694,0.15446496218184433,0.14484988581921945,0.14283744950517885,0.13588043297844424,0.13365729591956713,0.13093648071809133],"twin_dists":[0.08449675651697035,0.1643842709305614,0.16438926784432686,0.1726048211707086,0.20003815972352232,0.2111283780884146,0.21535721023989376,0.22308446463858658,0.22426664492169815,0.22947532916543611,0.23036742811856362,0.23292229578782808,0.23315524755154268,0.244018096694402,0.24611608464448897,0.2465013806481414,0.24935933067454763,0.2494116804685785,0.24957291809957305,0.25101671009084453,0.2552988449796734,0.25622152949552984,0.2594877922745931,0.26055788820430636,0.26188590277415574],"n_dims_used":45,"mean_confidence":0.9190280490451389},"coverage":{"mean_confidence":0.9190280490451389,"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}}