{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012467","490:4900013240","490:4900013144","490:4900012552","490:4900012700","487:4870000750","466:4660010513","490:4900012270","466:4660007573","490:4900012999","466:4660010680","487:4870000907","487:4870001380","466:4660011331","490:4900013064","490:4900012479","490:4900012401","466:4660013211","466:4660012292","466:4660010677","466:4660011978","490:4900013028","487:4870001286","487:4870000597","490:4900012629"],"twin_admin_codes":[490,490,490,490,490,487,466,490,466,490,466,487,487,466,490,490,490,466,466,466,466,490,487,487,490],"twin_sims":[0.2850928099985473,0.2832593366967563,0.2665138603926975,0.250942928809242,0.23069488739971247,0.22906140917523835,0.22036086481893405,0.20096413437629118,0.1913767146658263,0.18774126350524378,0.18252448270476043,0.17187113846238875,0.1674969180136774,0.1608807312166322,0.1586711891986598,0.1516727638838667,0.1501853866680359,0.14448583628858094,0.14406207718083217,0.144054059466899,0.14140495085094532,0.14117627984010112,0.13703046280412845,0.13604790315895274,0.13228434244697768],"twin_dists":[0.20575500680108663,0.20628324370799764,0.2112071468407492,0.21596137567624796,0.2224351722325382,0.22297336349045002,0.2258837167084976,0.23266236501513657,0.23617963618511736,0.2375454093789031,0.23953805975991677,0.2437360615902112,0.2455136485836263,0.24826703101098585,0.2492048238731883,0.2522395228742209,0.25289766558161414,0.2554650507667862,0.2556589083811381,0.2556625803299059,0.2568842186166972,0.25699046602729314,0.25893937549929286,0.25940771471094176,0.2612254489879855],"n_dims_used":45,"mean_confidence":0.9156253390842014},"coverage":{"mean_confidence":0.9156253390842014,"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}}