{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012444","490:4900012369","490:4900012525","490:4900012597","490:4900012656","490:4900013292","490:4900012793","490:4900012299","490:4900012730","490:4900012524","490:4900013291","490:4900013193","490:4900013126","490:4900012662","490:4900012516","490:4900012521","490:4900012922","490:4900013125","490:4900012523","490:4900012728","490:4900012312","490:4900013201","490:4900012449","490:4900012310","490:4900012377"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5865723438683883,0.47216171441029087,0.45123509039728465,0.32553444583932695,0.3200183783881919,0.3084058051047197,0.3077591646707327,0.25185272984972956,0.20299703654100973,0.18733833381547757,0.18704841547487247,0.18667554208977727,0.1862848558507653,0.18460817860905956,0.18414843471697412,0.1710659072942159,0.16987720918391222,0.15676179527278697,0.1557602766027323,0.14474665501489922,0.13910512879435596,0.13546231482181426,0.12583115192467734,0.12221240678084445,0.12190409404868886],"twin_dists":[0.13414962937177302,0.1591090999497126,0.16384445755715013,0.19457668938073092,0.1960525701225697,0.1992072120766068,0.19938485382806054,0.21567853525633077,0.23193153781983517,0.23769791914326371,0.23780779625881374,0.23794928862504858,0.23809775338022215,0.23873740450104516,0.23891351021412524,0.24406083138172666,0.2445422721548076,0.2500229169355443,0.2504549357506871,0.255345943226287,0.2579586741734231,0.25968804312326715,0.26443506627145125,0.2662898746370094,0.26644982571674014],"n_dims_used":45,"mean_confidence":0.9125018649631076},"coverage":{"mean_confidence":0.9125018649631076,"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}}