{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003369","489:4890003434","489:4890003368","489:4890002904","489:4890003299","489:4890002640","489:4890002975","489:4890003223","489:4890003431","489:4890002072","489:4890003137","489:4890002906","489:4890002635","489:4890003370","489:4890003551","489:4890002238","489:4890003552","489:4890003146","489:4890002488","489:4890002474","489:4890002981","489:4890003498","489:4890003489","489:4890002652","489:4890002320"],"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":[0.9904743396238244,0.9574915553342288,0.9554134775602491,0.9386807162960027,0.9286096370635399,0.9285111924167767,0.926372548742266,0.9180539438006923,0.9132607138780455,0.8702277880204514,0.8696121603853284,0.8615360958133773,0.8593246280466849,0.8550292190341582,0.8501242087556339,0.84847264324002,0.8469421686355134,0.844631018150789,0.8418335488434107,0.8412480411502222,0.8303285880373491,0.8281410510272557,0.8276320446519,0.825357182025873,0.8207923548396243],"twin_dists":[0.017969034998644596,0.03828032721166304,0.039225996110804774,0.046203159748305564,0.04998626753234351,0.05002202968025374,0.05079364625308347,0.0537056139995447,0.055325276056383973,0.0684773074989246,0.06865140322804748,0.07090678993396118,0.07151557588002587,0.07268787113805897,0.0740108684396926,0.07445273720979521,0.0748606423993473,0.07547382078056673,0.07621164384140161,0.0763654755012637,0.07919868640744268,0.07975854137923484,0.07988845938144688,0.08046749863994136,0.08162177440909935],"n_dims_used":45,"mean_confidence":0.9142832438151042},"coverage":{"mean_confidence":0.9142832438151042,"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}}