{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002233","470:4700001167","470:4700001162","470:4700000667","470:4700001908","470:4700001447","470:4700001896","488:4880006303","470:4700000793","470:4700002392","470:4700000579","470:4700000398","470:4700002069","470:4700001042","470:4700001757","470:4700002075","470:4700000470","481:4810001024","470:4700000255","470:4700000200","470:4700000462","470:4700000392","470:4700000467","470:4700002739","470:4700000571"],"twin_admin_codes":[470,470,470,470,470,470,470,488,470,470,470,470,470,470,470,470,470,481,470,470,470,470,470,470,470],"twin_sims":[0.8235577007917193,0.7134715957624915,0.6892498116277591,0.6782952791554059,0.6692754610821483,0.6671051706273189,0.6637762497207526,0.6538542569624102,0.6413759437172597,0.6276089383201107,0.6213576799282003,0.6212088014901356,0.6091617047221016,0.5990320400104395,0.5987461731310574,0.5954792606247163,0.5902550804424896,0.5875051573533933,0.5840914951773329,0.5837914512802032,0.5768674909388761,0.5753576754180808,0.5685784139683882,0.5682590411853349,0.5664545242401766],"twin_dists":[0.08092372149202028,0.10672058593991544,0.1120466128061504,0.11443299533123036,0.11638950605106806,0.11685926643205362,0.11757911970028295,0.11972015948699355,0.12240482654065246,0.12535922765550794,0.12669898785681374,0.12673088575358693,0.12931110643739419,0.13148022453026798,0.13154144597747428,0.1322411491090503,0.13336035686191808,0.13394968456787926,0.13468148880796252,0.13474582443730151,0.13623117973114762,0.13655527423099903,0.13801155568976156,0.1380802077813715,0.13846818982034478],"n_dims_used":43,"mean_confidence":0.9116898470146712},"coverage":{"mean_confidence":0.9116898470146712,"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}}