{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007795","490:4900007928","490:4900008919","490:4900008352","490:4900008804","490:4900008471","490:4900008121","490:4900008353","490:4900007906","490:4900007907","490:4900007912","490:4900008998","490:4900008785","490:4900009431","490:4900008882","490:4900008576","490:4900008569","490:4900008558","490:4900009333","490:4900008690","490:4900007764","490:4900011315","490:4900008020","490:4900008240","490:4900009242"],"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":[0.4370534221546473,0.2072062527584067,0.1889904224531058,0.14721763156916423,0.14680949563579082,0.11023237941431303,0.10207446782763098,0.0958190987603987,0.09161730698514568,0.07621663479902326,0.07506905095585444,0.06402011920628872,0.05925967309638207,0.05876863029006049,0.05777081954421536,0.055468769448477805,0.05460003756182307,0.046614896435993154,0.04514922425839919,0.04149272122936307,0.038202911905829195,0.03580345171712532,0.033996553498131264,0.033792347657364254,0.031566780428404356],"twin_dists":[0.16709955010015407,0.23043413225521558,0.23707405311146373,0.25422533965758165,0.2544094674380576,0.2727466029122581,0.277460825749702,0.2812790723185965,0.2839553576812853,0.2946849275357372,0.2955520415251554,0.30450279799712066,0.3087532741743683,0.30920751112704514,0.31014024755672204,0.3123439637680047,0.3131952657686466,0.32159792770728096,0.3232691658493933,0.3276461899777012,0.331871555296124,0.3351522294272395,0.33774839285235914,0.3380491403072266,0.34143160239217907],"n_dims_used":45,"mean_confidence":0.8990603976779514},"coverage":{"mean_confidence":0.8990603976779514,"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}}