{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003937","470:4700003773","470:4700003261","470:4700003441","470:4700002384","470:4700003433","470:4700003257","470:4700003268","470:4700003255","470:4700003767","470:4700002922","488:4880004978","470:4700002724","470:4700003410","470:4700003244","470:4700003603","470:4700003437","470:4700003405","470:4700003610","488:4880005075","479:4790003993","470:4700003074","470:4700002889","470:4700003258","470:4700004207"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,470,470,488,479,470,470,470,470],"twin_sims":[0.5438888857663825,0.4889749962115465,0.4447758712274915,0.416724844918763,0.3988763893955937,0.36057193047931996,0.3440432546052989,0.3293584893348217,0.3010304284344431,0.2962861211086212,0.291726159898132,0.28049561947386276,0.27872027258999,0.2786896801905789,0.2687654159942183,0.26551884201981235,0.26167978717942203,0.2605887503569883,0.2550314308753809,0.24627793120510355,0.23475049285248617,0.23348180334107854,0.21849198743861062,0.21555985012223144,0.21491299620646617],"twin_dists":[0.14333464177868838,0.15535550377948887,0.1653220893047266,0.17184010606631997,0.17608448999355691,0.1855036735434405,0.18972239088593515,0.19356166007130987,0.2012462848711366,0.20257336648809462,0.20386072944196432,0.20708340761565852,0.20759993846649846,0.2076088567230469,0.21053422242260847,0.21150565455703377,0.21266396732047216,0.21299509232591524,0.21469541110325951,0.21742203933484813,0.22110970779899614,0.22152271678943872,0.22651882408352858,0.22752265707313807,0.22774534738846683],"n_dims_used":43,"mean_confidence":0.911344661269077},"coverage":{"mean_confidence":0.911344661269077,"n_dims_used":43,"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}}