{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001421","500:5000001206","500:5000001200","500:5000001574","500:5000001347","500:5000001300","485:4850007192","500:5000002404","485:4850006430","500:5000001661","485:4850004698","485:4850007119","500:5000001581","500:5000001081","500:5000001034","500:5000002140","500:5000001926","500:5000001693","485:4850003310","500:5000001644","500:5000000961","485:4850003791","500:5000002264","500:5000002144","485:4850003292"],"twin_admin_codes":[500,500,500,500,500,500,485,500,485,500,485,485,500,500,500,500,500,500,485,500,500,485,500,500,485],"twin_sims":[0.7383607616112935,0.7074097361080031,0.700776049690631,0.6301860610031833,0.6299840020008657,0.5360175063170353,0.4904583233912691,0.47037312807638804,0.46537249052181273,0.4645650242921789,0.4450248365905644,0.43812448832951867,0.4281652479537558,0.42254078324087585,0.4180084772268836,0.4126948813762641,0.40755489521181576,0.4014507556332483,0.38867453260275003,0.3880741046714203,0.38025600486569494,0.3801610745640785,0.3567637276955473,0.3455740542043139,0.33711212118721506],"twin_dists":[0.10115592528884149,0.10806076190189416,0.10952153352556898,0.12480663453256399,0.12484996702591365,0.1450400289826435,0.1550262931472667,0.1595109348177432,0.1606371683676997,0.1608194135557841,0.1652649851102542,0.1668522957115319,0.16916081570112587,0.1704742343957422,0.1715379520478825,0.1727913304360449,0.17401045441496263,0.17546715224431153,0.17854912524926403,0.17869511518633027,0.18060592540750478,0.18062924229942948,0.1864666178175291,0.18932727684516698,0.1915232339819415],"n_dims_used":45,"mean_confidence":0.9220802307128906},"coverage":{"mean_confidence":0.9220802307128906,"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}}