{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003431","489:4890003561","489:4890003434","489:4890001990","489:4890003560","489:4890002906","489:4890003551","489:4890003072","489:4890002635","489:4890003430","489:4890003494","489:4890002640","489:4890003495","489:4890002904","489:4890002555","489:4890003433","489:4890002488","489:4890003492","489:4890003552","489:4890002808","489:4890003223","489:4890003559","489:4890003369","489:4890002975","489:4890002905"],"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":[0.9575496781209007,0.9353420773671227,0.9251472260587081,0.9198606121249778,0.9058386166727695,0.9047242355933824,0.8934237544809078,0.8917996099681774,0.8703302227477748,0.8501930360070477,0.8491964475917235,0.8382773452144512,0.8356867241662425,0.8356737699142882,0.8294303988688756,0.8281410510272557,0.8229981275497886,0.8172686059147077,0.8082680044761182,0.7987981730332211,0.7973212450556973,0.7944124313371757,0.7923465862141106,0.7913960983537652,0.774938108468969],"twin_dists":[0.03825357115252188,0.047486118908641975,0.051231292815421485,0.053084559598167116,0.05775958584467991,0.05811795332965948,0.06165804971450319,0.06215381674261483,0.06844830858761523,0.07399241544744586,0.07425930458648718,0.07714288124163805,0.07781670657626018,0.07782006656384599,0.07942885809880229,0.07975854137923484,0.08106526914718225,0.08250607713800144,0.08473981110458774,0.08705407823032581,0.08741191992698155,0.088114363615208,0.08861140760593793,0.08883959478073279,0.09274386386321926],"n_dims_used":45,"mean_confidence":0.9142891777886285},"coverage":{"mean_confidence":0.9142891777886285,"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}}