{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005038","490:4900005573","490:4900007429","490:4900005572","490:4900005574","490:4900005705","490:4900005707","490:4900004916","490:4900005054","490:4900005833","490:4900005173","490:4900004915","490:4900005312","490:4900005704","490:4900006937","490:4900007433","490:4900005966","490:4900005443","490:4900005172","490:4900005571","490:4900006936","490:4900005706","490:4900005959","490:4900004637","490:4900005057"],"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":[0.526605427723886,0.49276025907426235,0.4894715069266885,0.36717386186856016,0.3264974507776479,0.286955515542057,0.24250087120591562,0.22348341981978942,0.2075265670968399,0.1950466763715005,0.17911665878335128,0.1766395561735885,0.15775179218241042,0.14632607330772637,0.128469229338355,0.12359241717139295,0.12248186307158876,0.11222532012646567,0.10648549601439147,0.10469656997766301,0.10292908134530086,0.09954052302196212,0.09893929515950205,0.08889085766891795,0.08830916214399742],"twin_dists":[0.14708579261842755,0.15451598605031694,0.1552452745628374,0.18384648235857698,0.19432045764708328,0.2052204364912367,0.21861776544488873,0.2248305599990915,0.23032103670207657,0.23481913447101233,0.24086153925870823,0.24183480669317017,0.2495978443783781,0.2546280504829555,0.2631082657002794,0.2655776767088416,0.26615033372979574,0.271636248035731,0.27487692029350763,0.27591460680579155,0.27695350324123363,0.2789848158209829,0.2793508624204013,0.28574429587513955,0.28613158866959104],"n_dims_used":44,"mean_confidence":0.9100866317749023},"coverage":{"mean_confidence":0.9100866317749023,"n_dims_used":44,"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}}