{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000136","480:4800000135","480:4800000133","480:4800000041","480:4800000001","480:4800000167","495:4950000173","480:4800000163","480:4800000166","480:4800000024","480:4800000169","480:4800000245","480:4800000043","495:4950000491","480:4800000042","480:4800000164","480:4800000132","480:4800000099","495:4950000344","495:4950000152","480:4800000156","480:4800000227","480:4800000106","480:4800000010","480:4800000165"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,480,480,480,480,495,480,480,480,480,495,495,480,480,480,480,480],"twin_sims":[0.4394264317509848,0.35715247252903837,0.3370403181567513,0.32819313013890156,0.2765997831652764,0.2765816097325813,0.27084710971870996,0.2546993260214323,0.24146971841553988,0.19350942692140657,0.1874003653617821,0.16176551499178976,0.1587099172619358,0.15789500011503965,0.1505748373603899,0.14452869885073114,0.14121444914782127,0.13573151384129192,0.1274395360925593,0.11978312831148079,0.1155231849916427,0.11014756742138901,0.09436146109812363,0.09404432424869179,0.09392480425449828],"twin_dists":[0.16655206403370934,0.18636807867063776,0.19154199341107223,0.19387029328280633,0.2082195189643732,0.2082248415186876,0.20991516501489152,0.21479776063618414,0.2189462922046259,0.23538682602210634,0.23767442509601816,0.24789412743961162,0.24918830500267702,0.2495365167825154,0.25272487758143325,0.2554454658699876,0.2569727225179254,0.25955906162607023,0.263623664121829,0.2675586192128733,0.2698318077232378,0.2727941983869109,0.2821968221339169,0.28239797382863857,0.28247392103625696],"n_dims_used":42,"mean_confidence":0.9036916097005209},"coverage":{"mean_confidence":0.9036916097005209,"n_dims_used":42,"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}}