{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003777","474:4740004040","474:4740003782","474:4740003778","474:4740003862","474:4740003781","474:4740003699","474:4740003693","474:4740003611","474:4740003864","486:4860002323","474:4740003447","486:4860001064","486:4860002248","486:4860001274","474:4740003776","474:4740003446","474:4740003952","474:4740003696","474:4740004039","486:4860001221","474:4740003867","486:4860001271","486:4860001061","474:4740003870"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,486,474,486,486,486,474,474,474,474,474,486,474,486,486,474],"twin_sims":[0.8098844732393696,0.660022525825844,0.6549037582802147,0.6005475080098014,0.5917463835722563,0.5864096205320813,0.5825278736050877,0.5807209139257695,0.5721534215302223,0.558259617329372,0.5561256321652245,0.5413903983756371,0.5244814894228339,0.5139741383594915,0.5048233443138491,0.4928437114416839,0.48267808391212663,0.47825623003454304,0.4478684595944345,0.4478114386282389,0.43803223438872546,0.43293112669440437,0.4272600743706376,0.41930527776430787,0.4051770239578055],"twin_dists":[0.0843411894448826,0.11838988329557007,0.11949398450943655,0.13115568206469638,0.13304082093993985,0.13418451047888855,0.13501678779647866,0.1354043516342482,0.1372433678782602,0.14023211352509243,0.1406920260066137,0.1438754513904971,0.14754852321148132,0.1498441303554636,0.15185284995614506,0.15449749904910773,0.15675644457382062,0.1577436344098695,0.16461361554173584,0.16462666151458136,0.16687358302861377,0.1680534337837442,0.16937170629888318,0.17123310018775512,0.17457674391502476],"n_dims_used":45,"mean_confidence":0.9233005099826389},"coverage":{"mean_confidence":0.9233005099826389,"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}}