{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005171","490:4900005017","490:4900005690","490:4900005686","490:4900005299","490:4900007181","490:4900006074","490:4900005681","490:4900005956","490:4900006199","490:4900006200","490:4900005552","490:4900005300","490:4900005420","490:4900005949","490:4900005816","490:4900005955","490:4900005954","490:4900007159","490:4900006433","490:4900007170","490:4900005684","490:4900006668","490:4900006310","490:4900006075"],"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":[0.6487665983322463,0.4896096556943237,0.4563636774846953,0.4239262589240583,0.37649518022361766,0.33304954654908736,0.33035170294391253,0.3148886031818182,0.3043784722108348,0.30169724455491204,0.2957531581718498,0.29076798834693846,0.282138607869527,0.2505235914484743,0.24849160901959289,0.24109357882117285,0.23623736791599487,0.22967221056616957,0.22549093843075402,0.22238168470633798,0.21922152483167498,0.21389576428447624,0.19957638549035436,0.1935230822055432,0.1842640771615524],"twin_dists":[0.12081570390507444,0.15521461044222945,0.16267682917313833,0.17015002817280647,0.1815318325294083,0.19258805765841383,0.19329909145930602,0.19743795704524558,0.20031710385820956,0.20106074587727057,0.20272322497273473,0.2041327530240592,0.20660715030319723,0.2160919602982668,0.21672672133303955,0.21906635705488148,0.2206275270333523,0.22277182373607518,0.22415864750340336,0.22520101826197889,0.22627047101032693,0.22809646343044546,0.23316418691699875,0.23538176948153958,0.23886918404743668],"n_dims_used":44,"mean_confidence":0.9013037248091265},"coverage":{"mean_confidence":0.9013037248091265,"n_dims_used":44,"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}}