{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010099","488:4880001718","488:4880001466","488:4880001281","488:4880001710","488:4880001198","488:4880001458","496:4960005528","488:4880001280","488:4880001711","488:4880001715","496:4960009473","488:4880001794","488:4880001287","488:4880001888","488:4880004635","496:4960004927","488:4880001636","496:4960005809","488:4880001555","496:4960005380","488:4880002051","496:4960005670","488:4880001183","488:4880001714"],"twin_admin_codes":[496,488,488,488,488,488,488,496,488,488,488,496,488,488,488,488,496,488,496,488,496,488,496,488,488],"twin_sims":[0.7933939057682794,0.7475372757513871,0.7346197029248265,0.711312576533457,0.6999782688663496,0.6896772617740539,0.6765999230202235,0.6711228616289178,0.669716019619283,0.6666520292103973,0.6626477665873665,0.6487852256575164,0.6364460296609772,0.6263339284337185,0.6244119089946208,0.6230819126136494,0.6155298872115486,0.6152493277801884,0.6127260822061745,0.6084782316929845,0.6077129422494126,0.5967092186956007,0.5895863096790402,0.5881832912441551,0.5845414951647345],"twin_dists":[0.08835960936241201,0.09907493080100166,0.10199941136182138,0.10719851768077307,0.109696821627707,0.1119532435004598,0.11480127996038941,0.11598934155216149,0.11629410180195328,0.11695730329298254,0.11782296263911086,0.12081169535521394,0.12346353452500497,0.12563255566085088,0.1260445137989688,0.12632953371714564,0.12794736929267103,0.128007457477728,0.12854783486457327,0.12945745845349063,0.1296213285695054,0.13197770443698176,0.13350366516520118,0.13380434130001712,0.1345850038191026],"n_dims_used":45,"mean_confidence":0.9233397589789496},"coverage":{"mean_confidence":0.9233397589789496,"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}}