{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002692","489:4890001793","489:4890002362","489:4890001791","489:4890002285","489:4890001962","489:4890002121","489:4890003107","489:4890002611","489:4890002194","489:4890002115","489:4890002129","489:4890002691","489:4890002524","489:4890001701","489:4890002610","489:4890002779","489:4890001794","489:4890003108","489:4890002690","489:4890001789","489:4890001956","489:4890001779","489:4890001786","489:4890002277"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8942467766716806,0.8770398194548996,0.8165839291547397,0.7748177772636764,0.748767802699531,0.7458975973090901,0.7361322177812029,0.7269727108337783,0.7076026953945005,0.7068969574231433,0.6868424977829354,0.6852127523831347,0.6759105698228993,0.6691620229916296,0.6624463818753552,0.6576180865054979,0.6410461546268447,0.6353933040348958,0.6318135193203657,0.6303076998929766,0.6249916250669403,0.6192093366414201,0.6156402840271752,0.6138609882907855,0.6078375429232173],"twin_dists":[0.06140564245731528,0.06652892926138668,0.08267724185701472,0.09277210234634957,0.09879451658971464,0.09944806875694272,0.10165871592590599,0.10371538447240944,0.10801818239122168,0.10817388955548705,0.1125720821363037,0.11292747635261731,0.11495095491247044,0.11641406890672513,0.11786646845733452,0.1189087189757661,0.12247567962666017,0.12368949100174734,0.12445757567594717,0.12478054795209811,0.12592026835182377,0.1271592447636506,0.12792372507658786,0.12830479062058878,0.12959464810972934],"n_dims_used":45,"mean_confidence":0.9196114434136284},"coverage":{"mean_confidence":0.9196114434136284,"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}}