{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002180","490:4900002793","490:4900004184","490:4900003227","490:4900001598","490:4900003898","490:4900002340","490:4900003073","490:4900002332","490:4900002614","490:4900002762","490:4900002188","490:4900003893","490:4900001870","490:4900002763","490:4900002459","490:4900002318","490:4900001450","490:4900004171","490:4900002176","490:4900004437","490:4900001319","490:4900003202","490:4900002161","490:4900002617"],"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":[0.8115833857584148,0.7651973221256068,0.7514632302552978,0.7467367666022503,0.7111952137624783,0.6723788510187417,0.652055651819489,0.64771888516372,0.6437174606437703,0.6277636139722378,0.605892924869828,0.5975941373406656,0.5866909579545737,0.5647130440507334,0.5632058079368406,0.5604220276974582,0.5601874332241659,0.5590466761833425,0.5581093090391327,0.5482541569132423,0.5460125740979024,0.5402528085812932,0.5361110374903137,0.5321711514382346,0.5293160897053453],"twin_dists":[0.08392105931738106,0.09501657628387868,0.09817909941470969,0.09925717375758839,0.10722447811942706,0.11571712319711187,0.12010762323898753,0.12104114035685103,0.12190163211344034,0.1253260666145892,0.13001104349215953,0.13178817448957666,0.13412420383378826,0.13884275948537989,0.1391670626884049,0.13976632990693988,0.13981684953474732,0.14006255177629257,0.14026449937210486,0.14239081398206174,0.1428753094106613,0.14412184026865738,0.14501973675543098,0.1458751407085711,0.14649583135946068],"n_dims_used":45,"mean_confidence":0.9168948703342014},"coverage":{"mean_confidence":0.9168948703342014,"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}}