{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000198","489:4890000278","489:4890000233","489:4890000120","489:4890000121","489:4890000281","489:4890000266","489:4890000237","485:4850002970","485:4850001831","489:4890000201","485:4850001994","485:4850002249","489:4890000242","489:4890000122","485:4850002519","489:4890000309","489:4890000274","481:4810006157","489:4890000275","481:4810006179","489:4890000045","485:4850001830","489:4890000462","481:4810006168"],"twin_admin_codes":[489,489,489,489,489,489,489,489,485,485,489,485,485,489,489,485,489,489,481,489,481,489,485,489,481],"twin_sims":[0.8618947590276144,0.8496932879243949,0.827992982817849,0.8268101658894353,0.7740266667674607,0.7683777695904229,0.7590401771094177,0.7497784260348511,0.7383596404879095,0.7298158686995034,0.7049328850066018,0.6996206068479163,0.6852925670484595,0.6841917601924347,0.6709227168412423,0.6706407185211296,0.659576671832677,0.6558169493502904,0.6492636295743583,0.6174618630442388,0.6121337794575957,0.607969352796945,0.5976059169601703,0.5956210519072714,0.5956133235441083],"twin_dists":[0.07080770984817056,0.07412633035528998,0.07979634765613587,0.0800979578067858,0.09295765005092402,0.09427738860646681,0.09644010508906944,0.09856396340025807,0.10115617847557945,0.10307862600985704,0.10860686411676569,0.10977538089227849,0.1129100777850615,0.11314998206625419,0.11603270815938117,0.11609380492931724,0.11848611922667382,0.11929713194219253,0.12070873796813049,0.12753356875027153,0.1286746748229951,0.12956642393453463,0.13178565161267303,0.13221077789574717,0.13221243327845025],"n_dims_used":45,"mean_confidence":0.9196262783474393},"coverage":{"mean_confidence":0.9196262783474393,"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}}