{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004077","490:4900002389","490:4900002080","490:4900003137","490:4900003665","490:4900004504","490:4900003798","490:4900003948","490:4900004086","490:4900004216","490:4900002383","490:4900001932","490:4900003808","490:4900003931","490:4900004368","490:4900002079","490:4900004083","490:4900002535","490:4900002388","490:4900004350","491:4910001142","490:4900007289","490:4900004364","490:4900003516","490:4900004210"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.0910525930394004,0.03264342416446201,0.032298273416052264,0.02562233455722822,0.021704761048530117,0.020979941748890375,0.018488791764591405,0.015298739454997956,0.014833496678817833,0.01399447108575282,0.013842230958713389,0.012652825759399815,0.010863431296479735,0.009755091329269886,0.00825051714865582,0.007019893967558568,0.006759424323346703,0.006615492631080329,0.006040699779305731,0.005416032974580231,0.0049546198721580935,0.00451203343855562,0.004324033545699177,0.004214141666391202,0.004037804666946353],"twin_dists":[0.2843223947558784,0.33977071481533805,0.340297998289257,0.3515878138435632,0.35946028153629367,0.36105053522994535,0.36690821070042007,0.3755140556150594,0.3768986875134189,0.3794955164615614,0.3799813738449168,0.38394881944396636,0.39058996043406813,0.39520983361720396,0.40229571157536054,0.4090121524854432,0.41056846612691483,0.4114517641951487,0.4151612404899155,0.4195726583777688,0.42313717189281497,0.4268509263473527,0.4285293924628979,0.42954145897437723,0.43121670926178784],"n_dims_used":45,"mean_confidence":0.9229047139485677},"coverage":{"mean_confidence":0.9229047139485677,"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}}