{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008339","490:4900001293","494:4940008135","494:4940008238","490:4900001045","496:4960008760","490:4900000348","496:4960008153","494:4940008621","490:4900000673","494:4940007920","494:4940007617","490:4900002027","490:4900001023","490:4900000699","494:4940008236","496:4960007782","490:4900000930","490:4900001726","490:4900000286","496:4960008265","496:4960007780","496:4960008671","490:4900001168","494:4940008667"],"twin_admin_codes":[494,490,494,494,490,496,490,496,494,490,494,494,490,490,490,494,496,490,490,490,496,496,496,490,494],"twin_sims":[0.6248032713130813,0.607577330046381,0.5911436465222735,0.5648636337832865,0.5474408199076273,0.5332137583066804,0.5332010693508019,0.522881867482011,0.5131332542828159,0.5109836608125213,0.5066194405298212,0.4999996389149434,0.4876318347749399,0.48410886901433925,0.4779978581072693,0.4734093295806703,0.46538662313358775,0.4647189025728506,0.46261334769788326,0.4624385138913522,0.45263079723700983,0.4508369053776695,0.4500369175973665,0.44412901674809857,0.44362622613283637],"twin_dists":[0.12596063735018556,0.12965036687883635,0.13316996237099601,0.13881036397938523,0.14256656939565684,0.1456486513205511,0.14565140724193087,0.1478973020607029,0.15002833113744088,0.15049955832022113,0.15145783940050617,0.15291560267728774,0.155653865389277,0.1564376300539946,0.1578014065365391,0.15882910403068587,0.1606339796131585,0.1607846747386741,0.16126036363942545,0.16129989631060326,0.16352621484356822,0.16393531683407278,0.16411795133183324,0.16547051300932314,0.1655859379319544],"n_dims_used":45,"mean_confidence":0.9162419637044271},"coverage":{"mean_confidence":0.9162419637044271,"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}}