{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012294","490:4900012510","490:4900012435","490:4900012439","490:4900012364","490:4900012581","490:4900012225","490:4900012363","490:4900012507","490:4900012438","490:4900012296","490:4900012293","490:4900012436","490:4900012366","490:4900012295","490:4900012509","490:4900012365","490:4900012433","490:4900012437","490:4900011755","490:4900011821","490:4900012292","490:4900011624","490:4900012093","490:4900010392"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7171356439024898,0.6464398551202569,0.6393851706264462,0.5473980206839671,0.5406328537629228,0.37146062455840106,0.289741604427591,0.27312363108051096,0.24330632826798987,0.23727835122612517,0.23380160393141228,0.22689358163947615,0.2153194208798399,0.2081219990027636,0.20051043885966002,0.19157794795635688,0.11697025430371995,0.10574164066226092,0.10340497273635114,0.10080114733930524,0.09180985707937192,0.09073821971358625,0.08834806119269073,0.0786858209389603,0.07796612300799106],"twin_dists":[0.10590789024549517,0.12131627464023213,0.1228324634218673,0.14257581917975412,0.1440395160843155,0.1827784351661066,0.20442473456780835,0.20924152169148197,0.21836177401512877,0.22029112448378177,0.22141847050443747,0.22369154113163267,0.22760537617854515,0.23011111944172907,0.23282616178379797,0.2361045678523902,0.2690525226315958,0.2753067429944092,0.2766724238720669,0.2782228935136249,0.2838306183919422,0.28452750350689365,0.28610562660820527,0.29285428672155406,0.29338303837533725],"n_dims_used":44,"mean_confidence":0.8887492093172941},"coverage":{"mean_confidence":0.8887492093172941,"n_dims_used":44,"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}}