{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011272","496:4960010401","496:4960011533","496:4960012237","496:4960011170","488:4880002732","496:4960010570","496:4960011625","496:4960011800","488:4880003266","496:4960010793","496:4960010239","488:4880002130","496:4960010862","481:4810003145","496:4960011970","496:4960011696","496:4960010719","496:4960012116","488:4880004221","496:4960011111","496:4960011715","496:4960011535","481:4810003147","496:4960011792"],"twin_admin_codes":[496,496,496,496,496,488,496,496,496,488,496,496,488,496,481,496,496,496,496,488,496,496,496,481,496],"twin_sims":[0.7262393333276628,0.7161070982162562,0.6440099172701531,0.5769412634941455,0.5429788827709537,0.5271280700621855,0.523490178445064,0.5128356242986053,0.5095137032039503,0.5028477262044398,0.4973674277857024,0.4916239183046795,0.4901480534858298,0.4831006837580171,0.46711544442074515,0.46670247298096024,0.4498753069798247,0.44567060886430393,0.4435010276096722,0.4372091714174146,0.43649865014517364,0.4304498067102477,0.41970522868194016,0.4191876373629876,0.41056022557350186],"twin_dists":[0.10387940185420616,0.10613623201142734,0.1218387658407635,0.13621534584904385,0.1435315639011531,0.1469719908943197,0.1477646384466943,0.1500935468936414,0.1508220886604078,0.1522877785981739,0.15349672579729237,0.154767808634004,0.1550951299784671,0.15666224813212018,0.16024415581032594,0.16033722956322263,0.16415486120140863,0.1651169237739834,0.16561468740062857,0.16706358069467417,0.1672277128130586,0.16862936189119776,0.171139160644541,0.17126073853209373,0.17329682367028448],"n_dims_used":45,"mean_confidence":0.9205008612738715},"coverage":{"mean_confidence":0.9205008612738715,"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}}