{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001734","480:4800002024","480:4800002022","480:4800001630","480:4800001967","480:4800001623","480:4800001683","480:4800001575","480:4800001520","480:4800001339","496:4960007981","480:4800001684","470:4700003679","480:4800001677","466:4660003102","470:4700004887","493:4930004404","470:4700005209","493:4930006388","496:4960007969","480:4800002264","496:4960008330","496:4960009018","496:4960000819","496:4960000236"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,496,480,470,480,466,470,493,470,493,496,480,496,496,496,496],"twin_sims":[0.49629214225755586,0.48902227281091537,0.4565538348792016,0.40917625052455214,0.3368691915956751,0.3320016937387462,0.32522407174465495,0.2964591217293788,0.2816347323905616,0.24155965026728532,0.23006487730197728,0.22689708944927572,0.21898540256010704,0.20624686100406414,0.2053020905044928,0.2051001435552304,0.2037020984240469,0.20278053927345824,0.19704371808552648,0.19626512403344684,0.1953560028072591,0.19472777579733164,0.1897463175998956,0.18679254461951716,0.186284814708336],"twin_dists":[0.15373437089684502,0.1553450065593435,0.16263362841729714,0.17362516856236854,0.1915867110474259,0.19286385051791702,0.19465936172700135,0.20252475632821343,0.20675303100672823,0.21891760365778493,0.2226424463912262,0.2236903753700707,0.22635079226558472,0.23077358678648072,0.23110892400129532,0.23118073998535515,0.23167924285676203,0.23200912851788325,0.23408626414113484,0.23437137600957994,0.23470527901590205,0.2349366452160198,0.23678988278699456,0.23790486892876572,0.2380977690262756],"n_dims_used":43,"mean_confidence":0.919257407964662},"coverage":{"mean_confidence":0.919257407964662,"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}}