{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006156","490:4900005105","490:4900006269","490:4900012349","490:4900012635","490:4900001285","490:4900003439","490:4900006640","490:4900012282","490:4900001550","490:4900001153","490:4900005088","490:4900006031","490:4900001143","490:4900001403","490:4900007112","490:4900006639","490:4900012013","490:4900012284","490:4900002450","490:4900006879","490:4900011486","490:4900003701","490:4900005883","490:4900007113"],"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":[0.5999599550548773,0.44045975456613345,0.31663519766912157,0.31146777094282735,0.28821270061603455,0.2833255954732727,0.2664219932368816,0.26364190142615546,0.24426743713971347,0.24358809512701596,0.24084230245093796,0.22217785396641898,0.21173021810885526,0.19725912230496406,0.1938243416745461,0.1915669684487678,0.18974541660316666,0.17847520911886233,0.17353458801152996,0.16845765137920837,0.16144842617244376,0.15793704429024313,0.1575900749719921,0.15612035302101454,0.15201305014687405],"twin_dists":[0.13128150635585079,0.16631402518093802,0.19696483719473962,0.1983689339893538,0.20486081735316908,0.20626411823155524,0.21123467810215632,0.2120706445589837,0.21805702869224092,0.21827235185294538,0.21914663289584257,0.22526969045317788,0.2288477188114173,0.23400752346311468,0.23527027641654288,0.23610866224352894,0.23679022103490985,0.24111264654781317,0.24306858440325949,0.2451203942564064,0.24802759801495775,0.2495185194189822,0.24966714724734043,0.25029937878816233,0.2520896187043362],"n_dims_used":45,"mean_confidence":0.9077849494086372},"coverage":{"mean_confidence":0.9077849494086372,"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}}