{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001764","480:4800001928","480:4800001929","480:4800001989","480:4800001765","480:4800001540","480:4800002475","480:4800001481","480:4800002288","480:4800001990","480:4800002518","480:4800001592","480:4800002426","480:4800002521","480:4800001701","480:4800001651","480:4800002425","480:4800001591","480:4800001424","480:4800002286","480:4800001363","480:4800001763","480:4800001584","480:4800002474","480:4800002378"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8809312838192501,0.8117999530766673,0.7476595417950576,0.6966753643187455,0.6546508670469079,0.6003661231941189,0.5912303111393434,0.5578081978754119,0.5363460029359388,0.5060061470911533,0.46341486296932627,0.40042211656902205,0.3983666239288733,0.37886892538229944,0.36862903510012807,0.3123859897707057,0.30666796075082065,0.2843365357130004,0.2836014960832756,0.23896454122233918,0.21654467530938884,0.2097958337644657,0.20773597285262657,0.18909878962529844,0.18471513448308408],"twin_dists":[0.06539684154443837,0.08386741578186976,0.09904708354258214,0.11042169013681966,0.11954849031568876,0.13119452530295295,0.1331513933649261,0.14032938137751408,0.14496876248595836,0.15159267734674176,0.16107919552319921,0.1757136055808786,0.17620694748105814,0.18094690194680918,0.18348323255194807,0.19811847190150267,0.19968511185986573,0.20597264613670044,0.20618450902322988,0.2197482543410531,0.2271844777899249,0.22952319808194896,0.23024716474090065,0.23703326491604046,0.23869647915350622],"n_dims_used":43,"mean_confidence":0.9137229032294695},"coverage":{"mean_confidence":0.9137229032294695,"n_dims_used":43,"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}}