{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000761","488:4880004731","470:4700001158","470:4700000439","470:4700000231","470:4700001011","496:4960005537","470:4700001289","481:4810001906","499:4990001844","470:4700007999","477:4770003945","496:4960004931","470:4700002345","481:4810000323","470:4700001886","470:4700002538","470:4700001939","466:4660001273","470:4700000352","469:4690005304","470:4700004143","481:4810002252","481:4810001895","466:4660009402"],"twin_admin_codes":[470,488,470,470,470,470,496,470,481,499,470,477,496,470,481,470,470,470,466,470,469,470,481,481,466],"twin_sims":[0.6136471884591232,0.541471114281229,0.5026245496419784,0.5007804546152164,0.48752554920687363,0.4737346629650527,0.4722629295042554,0.4686468955357484,0.46751535803015687,0.4572194419347136,0.4363924980813479,0.4306195129981256,0.4097359310299586,0.4078728952195374,0.40760550738345375,0.40191728550931893,0.4018512486563422,0.40021100850082947,0.38588967895171083,0.3855550962821277,0.3803836796101428,0.37012798518300344,0.36715752196182433,0.3647522105096432,0.3590590209781226],"twin_dists":[0.12835057742152786,0.14385797291396946,0.1523369396350283,0.1527433839077677,0.15567748563511788,0.1587561313973218,0.15908637558992383,0.15989924954255558,0.16015405188191803,0.1624824642843437,0.1672522432871056,0.1685899293199691,0.1734923269628848,0.17393483411991903,0.17399841710992997,0.17535546976360425,0.1753712747515352,0.17576422079038972,0.1792271459786221,0.17930876166807003,0.18057457021904788,0.18310980219481526,0.18385056531763191,0.18445259457697333,0.18588560205544585],"n_dims_used":43,"mean_confidence":0.9134778754655705},"coverage":{"mean_confidence":0.9134778754655705,"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}}