{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000119","491:4910000209","491:4910000332","491:4910000118","491:4910000417","491:4910000197","491:4910000091","491:4910000291","491:4910000095","491:4910000113","491:4910000289","491:4910000179","491:4910000571","491:4910000273","491:4910000192","491:4910000628","491:4910000120","491:4910000208","491:4910000207","491:4910000210","491:4910000418","491:4910000061","491:4910000134","491:4910000160","491:4910000634"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4864782027529903,0.4029658070773785,0.37933143421985593,0.37002912709188107,0.35951938018142954,0.359420577221964,0.3447306510554505,0.32522407174465495,0.3051960074259139,0.2853999923481576,0.27327969705927974,0.22318512643846977,0.22226703146120036,0.22000111012045404,0.20917685570501265,0.2065319122047107,0.20280900253974168,0.1957537158045706,0.19448034116070687,0.19367487243545956,0.1923551526229825,0.18684127261043454,0.183916331714922,0.18111914446054986,0.18004510001142904],"twin_dists":[0.1559103253868546,0.17510467766269858,0.18083313943226992,0.18313440729981997,0.18576929915403817,0.18579425382862463,0.18954485216257094,0.19465936172700135,0.2000911162365563,0.20566670560089353,0.2091954671427012,0.2249307406640208,0.22523964067616065,0.22600569211703683,0.22974023602817492,0.2306726168242223,0.2319989242898732,0.2345590742787532,0.23502791378441512,0.23532557838692664,0.23581515354733126,0.2378863752389536,0.23900253534917504,0.24008170758599187,0.24049921091945575],"n_dims_used":45,"mean_confidence":0.8897357516818576},"coverage":{"mean_confidence":0.8897357516818576,"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}}