{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003310","489:4890003508","489:4890003444","489:4890003373","489:4890003230","489:4890003509","489:4890002401","489:4890003228","489:4890002649","489:4890003231","489:4890002583","489:4890003071","489:4890002322","489:4890002072","489:4890002909","489:4890002238","489:4890003565","489:4890003599","489:4890003489","489:4890002557","489:4890003170","489:4890003370","489:4890002904","489:4890003526","489:4890002579"],"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":[0.9026777852766075,0.897854196967364,0.8735806350430232,0.8471963074490512,0.8377796516714164,0.8321071872034432,0.8259531319479001,0.8225457923171137,0.8197566862770518,0.8137890334083686,0.8123802379501113,0.7939149831880636,0.7933535059971711,0.7899900167628868,0.7890266284574596,0.7874086063696024,0.7816787712180547,0.7809547104654303,0.7798701781061377,0.779295602501203,0.7764234092609517,0.7744003247693567,0.7727661495640996,0.7676469558492579,0.7648224459530327],"twin_dists":[0.058771503557380374,0.06028963054724525,0.06752345362584404,0.07479301192199254,0.0772726260553283,0.07874165295365423,0.08031605635646986,0.08117958006577757,0.0818822762526627,0.08337378048058516,0.08372358095381638,0.08823418755339986,0.08836932947107229,0.08917658780826998,0.08940709295645448,0.0897935281202504,0.09115512721044042,0.09132644662383546,0.0915827536640893,0.0917183966686715,0.09239495522215495,0.0928700345738098,0.09325292056460018,0.09444748185609082,0.09510352645622328],"n_dims_used":45,"mean_confidence":0.9142071194118924},"coverage":{"mean_confidence":0.9142071194118924,"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}}