{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010062","500:5000010364","499:4990003698","500:5000009632","500:5000010464","500:5000010264","500:5000010633","500:5000010554","500:5000010915","500:5000010641","500:5000009729","500:5000010460","500:5000011150","500:5000009966","500:5000010555","500:5000011129","500:5000009965","500:5000010070","500:5000009835","500:5000010363","500:5000011196","500:5000009834","500:5000009959","500:5000010553","500:5000010732"],"twin_admin_codes":[500,500,499,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8024544872452519,0.7131708669333093,0.684834577350847,0.6807469601767127,0.6265650177953935,0.6160461828482826,0.570904315964657,0.5548968726128105,0.553319988625446,0.5502239439768809,0.5457869948557328,0.5404041560488269,0.5265877787613074,0.5125425250875422,0.5089654709038192,0.5043577089967719,0.4989655507149142,0.4960407334175622,0.4959003319566715,0.4886884374977451,0.48847607627968,0.47822913759372376,0.4731504934029031,0.47024141970622657,0.46953538913622817],"twin_dists":[0.08616467814165461,0.10678719815781212,0.1130099047557139,0.11389994207427617,0.1255830191930214,0.12783679064464998,0.13751171262663217,0.1409569636774608,0.14129709198283424,0.14196533962010222,0.14292408500840242,0.14408905455856924,0.14708963599042818,0.15015777917573525,0.15094244029764334,0.1519553172093119,0.15314379936737135,0.15378995509975027,0.15382100009837185,0.15541913736129204,0.1554663018172842,0.15774969182460444,0.15888717313676887,0.15954054551313035,0.1596993231828903],"n_dims_used":44,"mean_confidence":0.9258466200395064},"coverage":{"mean_confidence":0.9258466200395064,"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}}