{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003021","489:4890002680","489:4890002765","489:4890003020","489:4890001852","489:4890003019","489:4890003258","489:4890003182","489:4890002681","489:4890003184","489:4890002853","489:4890003181","489:4890002433","489:4890002841","489:4890002588","489:4890002764","489:4890001839","489:4890002856","489:4890002189","489:4890002840","489:4890002925","489:4890002666","489:4890002678","489:4890003025","489:4890002506"],"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":[0.7983093617129466,0.7795165843891665,0.707019934965075,0.7064585227510234,0.6943308793695102,0.6941976708309456,0.6829553339802661,0.6530014664109653,0.6373421226656498,0.6070589813878554,0.5856849251554983,0.5713414116573523,0.5612543100999059,0.5564545615497305,0.550898982454179,0.5453115162680509,0.543331055108866,0.5421769938952644,0.5412000163043297,0.5186965895515057,0.5181300370449283,0.5151422288074761,0.5099672601726024,0.5090305036145429,0.506326706978748],"twin_dists":[0.0871726005480928,0.09166624026668962,0.10814676193959788,0.1082705869282237,0.110935417847503,0.11096458725599652,0.1134192965682529,0.11990389456136753,0.12327116627060195,0.1297613594277344,0.134339862487726,0.137417804469057,0.13958712212084493,0.14062111902179755,0.1418195887572205,0.14302690631195816,0.1434553477355354,0.14370513998678078,0.14391667923635498,0.14881102095713664,0.14893484244374816,0.14958837725344737,0.15072254609482968,0.15092816212401283,0.15152219403536787],"n_dims_used":45,"mean_confidence":0.9179681566026475},"coverage":{"mean_confidence":0.9179681566026475,"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}}