{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010790","490:4900010447","490:4900009880","490:4900011732","490:4900010353","490:4900010614","490:4900010874","490:4900010362","490:4900010792","490:4900012056","490:4900009374","490:4900010706","490:4900010622","490:4900010953","490:4900010178","490:4900012059","490:4900010777","490:4900012205","490:4900010263","490:4900010535","490:4900010691","490:4900010537","490:4900009476","490:4900010620","490:4900010793"],"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":[0.5628025921630828,0.50221942106934,0.39353672512101195,0.3662705024823608,0.3542206578020819,0.35116625639008686,0.3453651459033853,0.34534992907060597,0.33671871374147616,0.316530702583443,0.2532838317496938,0.24775460591888732,0.22361163936784154,0.2211187638272066,0.21856107628660396,0.21188854406467683,0.21097323135888532,0.21021254398960618,0.19627828018334773,0.16926507191197185,0.16919004120133643,0.15948887950431737,0.15215503051147722,0.15142200372159395,0.14270952169375248],"twin_dists":[0.1392538391124248,0.15242619606591784,0.17737078943692092,0.18407234753300222,0.18711260671353258,0.18789167027172785,0.1893811433255193,0.18938506762179,0.1916260430487397,0.19699310136106896,0.2152349465115085,0.21695777146305917,0.22478752534714838,0.2256271853037329,0.2264952806529533,0.22879261770249323,0.22911155464255797,0.22937732825279947,0.23436655188275637,0.24479114079249825,0.24482168950287275,0.248856671910046,0.25202714586788943,0.2523501469182191,0.25628050878385267],"n_dims_used":45,"mean_confidence":0.919138675265842},"coverage":{"mean_confidence":0.919138675265842,"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}}