{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001720","490:4900002476","490:4900001700","490:4900004305","490:4900003477","490:4900003226","490:4900002016","490:4900002458","490:4900002907","496:4960007777","490:4900002786","490:4900003357","490:4900004014","496:4960008014","496:4960007776","490:4900001296","490:4900003475","490:4900001702","478:4780009666","490:4900002628","490:4900001598","490:4900003227","470:4700003134","490:4900002022","490:4900004019"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,496,496,490,490,490,478,490,490,490,470,490,490],"twin_sims":[0.7343056408152614,0.674200588053446,0.6700648867140819,0.6239321111027729,0.557182312176649,0.5410902707011208,0.5119170866978131,0.4884708169788904,0.48271574294140673,0.47593329975249793,0.4737150717921134,0.4672292245990001,0.4562150091849778,0.43266097588060776,0.4303977362923171,0.41485096641632035,0.4123105348219373,0.4077246474499015,0.40747029307810556,0.4067730177026618,0.40430024621121224,0.40216939484140196,0.4003364751875929,0.39553877310566354,0.38459152127011864],"twin_dists":[0.10207009931177824,0.11532205139574414,0.11621854260347411,0.12614733926875363,0.14046426037115314,0.14394044622014002,0.15029487410360662,0.15546746996251984,0.15674804942272627,0.15826340692460797,0.15876052524938458,0.1602185174803798,0.1627106088085594,0.16811607243187476,0.16864146212410075,0.17228191605779444,0.17288226054385025,0.17397008414088408,0.17403057717384868,0.17419649589284766,0.17478592201821366,0.17529514173260624,0.17573413747345928,0.17688756995809968,0.17954399764152487],"n_dims_used":45,"mean_confidence":0.9176862080891927},"coverage":{"mean_confidence":0.9176862080891927,"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}}