{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000837","490:4900000052","490:4900000057","490:4900000844","490:4900000352","490:4900001085","496:4960009381","490:4900002026","496:4960006506","496:4960008276","490:4900000046","496:4960006892","496:4960008476","490:4900001730","487:4870004699","496:4960007437","496:4960006243","496:4960006759","490:4900000940","490:4900000048","496:4960004361","496:4960006764","496:4960008575","490:4900002632","496:4960009184"],"twin_admin_codes":[490,490,490,490,490,490,496,490,496,496,490,496,496,490,487,496,496,496,490,490,496,496,496,490,496],"twin_sims":[0.47553424604720135,0.41721352485514707,0.3718815225116546,0.34117805778451893,0.3087510967143055,0.27165847652482916,0.2691407667152524,0.2596570825347313,0.23955090102652096,0.22685793033525048,0.2175634528471559,0.21148490535022452,0.2044175097735881,0.20121497424941903,0.1914946759627392,0.1823951272790022,0.18002402614673443,0.1767278042909237,0.17666842755762485,0.1742232974225874,0.17163873957993486,0.17088591789932933,0.16974249552911813,0.1661687813743545,0.16451261424855262],"twin_dists":[0.1583527810822758,0.17172502888905428,0.1826738993664938,0.19046444697913673,0.1991124430484943,0.20967467554503263,0.21042238139584965,0.21327853952159714,0.21956005993428404,0.22370338992053657,0.22683572736638083,0.22893314854503435,0.23142385584525843,0.23257191407223965,0.23613562507311128,0.23958797640378696,0.24050742038572787,0.24179996741170798,0.24182340725968043,0.2427935707785098,0.2438296817484169,0.24413357533767216,0.24459698558269302,0.24605997550140243,0.24674566901192743],"n_dims_used":45,"mean_confidence":0.9164310031467013},"coverage":{"mean_confidence":0.9164310031467013,"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}}