{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003793","489:4890003983","489:4890003730","489:4890003608","489:4890003729","489:4890003733","489:4890004162","489:4890004046","489:4890003920","489:4890004045","489:4890004161","479:4790000364","489:4890003918","489:4890003922","479:4790002056","489:4890003790","489:4890003853","489:4890003612","479:4790000495","479:4790001629","489:4890003791","489:4890003611","479:4790001474","479:4790000980","489:4890003855"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,489,489,479,489,489,489,479,479,489,489,479,479,489],"twin_sims":[0.9308486520297505,0.9286333317315756,0.9219056763322141,0.9011255083147677,0.8969930427538098,0.894133794588196,0.8934500106877376,0.8720048345428156,0.8712509101740172,0.8708285852191788,0.8653981174223593,0.8636332471409417,0.8443617393191286,0.8241079623806549,0.8139284271439374,0.810919523340133,0.8091403394475655,0.8030187031919189,0.8017537450658113,0.7974296716033035,0.7947634568419963,0.7876971897163279,0.782645633249159,0.7811838403862947,0.7807586470912088],"twin_dists":[0.049166913115680486,0.04997765667701348,0.05237416808738279,0.059263404168714666,0.06055750099891094,0.06144033981179639,0.0616500097462723,0.06797296439730653,0.06818726535463039,0.06830709706362482,0.06983471504760577,0.07032606537084311,0.07554504880502702,0.08078438142207822,0.08333912254380825,0.0840853732527058,0.08452482762327616,0.08602697688612863,0.0863355283885414,0.08738567683539315,0.08802975662509863,0.08972466911473861,0.09092610360699832,0.09127224999559506,0.0913728090394095],"n_dims_used":45,"mean_confidence":0.9174618191189237},"coverage":{"mean_confidence":0.9174618191189237,"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}}