{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006726","490:4900008160","490:4900008157","490:4900008061","490:4900008379","490:4900008166","490:4900008046","490:4900006734","490:4900011277","490:4900006611","490:4900009574","490:4900008173","490:4900006616","490:4900009982","490:4900008825","490:4900009155","490:4900009156","490:4900009869","490:4900009041","490:4900008938","490:4900008723","490:4900008383","490:4900007713","490:4900004932","490:4900009470"],"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":[0.42418655262468896,0.266921906903478,0.24223544837998562,0.1993466291909676,0.1990365007470997,0.19370781165930545,0.18277923013059297,0.1741232626922069,0.16191756970673268,0.1529048769662762,0.15010653009203373,0.14929791321342728,0.1484679425112826,0.14260261952255127,0.14236188712799241,0.13672546696754723,0.1333787478824351,0.13270844844443422,0.12844678793060146,0.12728035739922275,0.11615046401543393,0.11025263686729556,0.10874356248645947,0.10697423922247605,0.1008563962423449],"twin_dists":[0.17008916797104642,0.21108493244382676,0.21870224295147553,0.23324750065921046,0.23336006391772865,0.2353133886885358,0.23943982888624835,0.24283346813448417,0.24783019115754862,0.2516979137394815,0.2529326921085715,0.25329264811073454,0.2536636073460191,0.2563298246448816,0.2564409794553948,0.2590844825372723,0.26069290609797263,0.26101868502922043,0.2631194650516396,0.26370361984739027,0.2694930865041521,0.27273523886201495,0.27358625997576996,0.2745957774109914,0.2781896719589584],"n_dims_used":45,"mean_confidence":0.9366908603244357},"coverage":{"mean_confidence":0.9366908603244357,"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}}