{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002990","489:4890001733","489:4890002634","489:4890002553","489:4890001651","489:4890002574","489:4890002495","489:4890001746","489:4890003237","489:4890002409","489:4890002895","489:4890001822","489:4890002565","489:4890003573","489:4890001975","489:4890001993","489:4890001981","489:4890002470","489:4890003074","489:4890001976","489:4890001894","489:4890001741","489:4890002473","489:4890002471","489:4890002910"],"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":[0.8766356708341917,0.8748032993306347,0.8404846962164564,0.8284343508603078,0.8095375860686369,0.7974188734147983,0.7833716293916307,0.7812399147853066,0.779293020804653,0.7719549056041164,0.7596428089582414,0.7449307641600378,0.7407390432574767,0.7302779118403107,0.7233668919703964,0.7201070250148015,0.7178028930859445,0.7078208756182601,0.7012615626465094,0.700513315877902,0.6910536876641968,0.6891871734391799,0.6795498330864853,0.6704761816912229,0.6673097586039013],"twin_dists":[0.06664568496692853,0.06717316868324456,0.07656572685448228,0.07968362011065894,0.08442682334833201,0.08738829057546907,0.09075394122836833,0.09125898410876818,0.09171900591579002,0.09344271128612146,0.0963012000939671,0.09966781715622246,0.1006182646422359,0.10297500944431574,0.10452092301457566,0.10524729596983189,0.10575966978333838,0.10797003124901142,0.10941481717008421,0.10957927021258781,0.11165244979514373,0.112060293392651,0.11416029640495892,0.11612944991693343,0.11681499882806762],"n_dims_used":45,"mean_confidence":0.9141400655110677},"coverage":{"mean_confidence":0.9141400655110677,"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}}