{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001828","491:4910000952","491:4910001018","491:4910000957","491:4910001930","491:4910000954","491:4910000950","491:4910001639","492:4920004431","491:4910000958","492:4920004517","492:4920005267","491:4910001465","491:4910001016","492:4920005266","491:4910001768","492:4920005327","491:4910001757","492:4920004006","492:4920005843","491:4910001935","492:4920004765","492:4920005554","492:4920005787","492:4920006109"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,491,492,492,491,491,492,491,492,491,492,492,491,492,492,492,492],"twin_sims":[0.6428391481750786,0.5563848217355813,0.5157398270409231,0.4650417301593378,0.4499778565340099,0.4253017413732426,0.41079046951903514,0.4043791440961437,0.359385849808155,0.3502829007013155,0.34804024992727123,0.3343133963503146,0.3317286333912491,0.32070802380129454,0.31652395651168874,0.30118501219243876,0.2958482130906178,0.28293314918971474,0.28155910590817834,0.28029082694081087,0.27619676631912826,0.27004472671392715,0.2637982007744845,0.255208016538203,0.25492840393250593],"twin_dists":[0.12209041048539933,0.1406361522490974,0.1494575885877868,0.1607118077266862,0.1641314395747436,0.16982859758870592,0.17324224598914775,0.17476709057428313,0.18580302576854488,0.18811763920118446,0.18869267066726983,0.19225604339186217,0.19293579754574133,0.19586727506805954,0.19699492624146436,0.20120325121587154,0.2026964857825056,0.2063774365420486,0.20677493981736517,0.20714288976391879,0.20833760296896925,0.21015342937405976,0.21202350023200484,0.21464102457174128,0.21472715335047796],"n_dims_used":45,"mean_confidence":0.8993490431043837},"coverage":{"mean_confidence":0.8993490431043837,"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}}