{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002006","489:4890001760","489:4890001830","489:4890002009","489:4890003578","489:4890002587","489:4890001932","489:4890001752","489:4890001749","489:4890002002","489:4890002097","489:4890001923","489:4890001836","489:4890003326","489:4890002178","489:4890001757","489:4890002093","489:4890003325","489:4890003524","489:4890003081","489:4890002188","489:4890001851","489:4890002001","489:4890001919","489:4890001767"],"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":[0.8697793170904077,0.8672359394051415,0.7960921403634735,0.7801157022170638,0.7761617763333313,0.7748684745335481,0.7657507848749232,0.7654725664635033,0.7618153814305028,0.7536256413770103,0.7437170963586244,0.7401890883001251,0.7350079596587458,0.7277462062964105,0.7263886969506564,0.7258347882314977,0.7168347361693324,0.7096282359064787,0.6937834310881873,0.6899034948035078,0.689079910201582,0.6869244555794336,0.6733909899062536,0.668751663404753,0.666794015865086],"twin_dists":[0.06860416384896396,0.06932042848381074,0.08770910698310871,0.09152476074102295,0.09245646184283131,0.09276020558008548,0.09488813640535342,0.09495271154385546,0.09579967474808809,0.09768418389395067,0.09994338638404597,0.10074269477654398,0.1019119979953415,0.10354229295647996,0.10384600477500008,0.1039698370351282,0.1059747101059076,0.10757090028315068,0.11105528240601356,0.11190381860368669,0.11208371938833357,0.11255420249966332,0.1154976601084959,0.11650291595933426,0.11692658624635426],"n_dims_used":45,"mean_confidence":0.914729987250434},"coverage":{"mean_confidence":0.914729987250434,"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}}