{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002078","489:4890003509","489:4890003229","489:4890002569","489:4890003061","489:4890002483","489:4890002316","489:4890003228","489:4890002308","489:4890002991","489:4890002732","489:4890002232","489:4890001985","489:4890002651","489:4890002977","489:4890002395","489:4890001910","489:4890002239","489:4890003144","489:4890002476","489:4890002319","489:4890003360","489:4890003510","489:4890002821","489:4890003307"],"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":[0.8130415028384352,0.7021761768349365,0.6962225682616066,0.6602531940960248,0.6590092847225864,0.6575379733821437,0.6569250762547626,0.6440666535598196,0.636002827721009,0.6304619267213842,0.6304149863971035,0.6204136269326308,0.6156452129181115,0.6107108921250013,0.6040120544184715,0.6018071402326594,0.6015306435770958,0.5975332301834054,0.5967791362142778,0.5939267343029645,0.5937928542919477,0.591724493115678,0.5884778591038374,0.5882339887670534,0.5810395587721842],"twin_dists":[0.08355949738449778,0.10921370158991137,0.11052095864271179,0.11834008922132767,0.11860856869558814,0.11892599957528,0.11905818963946761,0.12182656939791418,0.12355866792715259,0.12474747198468437,0.12475753902491565,0.12690124919030768,0.1279226694293228,0.1289793731902637,0.13041379136530534,0.1308859399619864,0.13094514910950217,0.1318012191834377,0.13196272934222242,0.13257371248849775,0.13260239222249037,0.13304551104273726,0.13374121012058415,0.13379347578134562,0.1353360006130428],"n_dims_used":44,"mean_confidence":0.9122547669844194},"coverage":{"mean_confidence":0.9122547669844194,"n_dims_used":44,"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}}