{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003068","473:4730002715","473:4730002782","473:4730003723","473:4730004084","473:4730003894","473:4730004088","473:4730004271","473:4730003206","473:4730003988","473:4730004176","473:4730004363","473:4730004182","473:4730003275","473:4730004162","473:4730002776","473:4730003204","473:4730003807","473:4730002852","473:4730003993","473:4730002642","473:4730004358","473:4730004177","473:4730004275","473:4730003804"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8978881251499683,0.8759332146100883,0.8677822874024488,0.8410590265110102,0.833514593512859,0.8331596207677905,0.8161118899394486,0.8037489638080376,0.8030219953103231,0.7988444958311435,0.7943624071449075,0.7883978348652815,0.7872278961225665,0.783968342589302,0.772898047073019,0.7632242429909224,0.762520455175229,0.748871642272627,0.7474085919093251,0.7458498250556854,0.7421287800441209,0.7220754988532421,0.7196281524009104,0.7135669748015274,0.7046941167388729],"twin_dists":[0.06027905775432561,0.06684826204405163,0.06916701532483314,0.07641509241393477,0.07837881046425246,0.07847042609452456,0.08279512589765553,0.08584856720258066,0.08602617305660051,0.08704284171293873,0.08812641727714675,0.0895573726961317,0.08983663344186242,0.0906123117492963,0.09322204544887093,0.0954738078595944,0.09563665611932841,0.09877083818062449,0.09910423624042804,0.09945893146348755,0.10030355444056557,0.10480888450001871,0.10535385354945175,0.10669945641591896,0.10865946434890388],"n_dims_used":45,"mean_confidence":0.9161684672037761},"coverage":{"mean_confidence":0.9161684672037761,"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}}