{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006501","478:4780009775","496:4960005692","496:4960004355","466:4660014133","493:4930007048","466:4660003181","496:4960005960","490:4900003763","466:4660000818","466:4660002813","496:4960006904","496:4960003100","470:4700001560","496:4960005966","466:4660014564","496:4960006504","466:4660000140","466:4660014090","490:4900001750","496:4960005959","493:4930006091","493:4930007010","488:4880000031","490:4900003212"],"twin_admin_codes":[496,478,496,496,466,493,466,496,490,466,466,496,496,470,496,466,496,466,466,490,496,493,493,488,490],"twin_sims":[0.3131249477330339,0.24812864267723747,0.2451863096843552,0.2324933656145631,0.19828788823521595,0.1956700980684631,0.19560429233164606,0.18534615743944802,0.1839001050095917,0.18254711925515818,0.17475904822956356,0.17452860329403966,0.17282241506624627,0.16940773129763595,0.14947261047476343,0.14000172140754452,0.138125507416623,0.13805478194487614,0.13513997469415848,0.135053625954239,0.13153352632196527,0.1301743671213526,0.12674865820660064,0.12581784084929307,0.12134419140410684],"twin_dists":[0.19791721147328398,0.21684045611335934,0.21776639815786725,0.22184551439337283,0.23363227781672444,0.23458979618617348,0.23461398020774366,0.2384553648379353,0.23900876220398728,0.2395293271658823,0.2425801723965106,0.24267190511820097,0.24335378882302036,0.24473308393187412,0.25321476015960775,0.25753823054402186,0.25842037208747926,0.2584537997519779,0.2598427392752988,0.2598842264054099,0.2615927207743337,0.2622616105486883,0.26397124355742047,0.2644418142088969,0.2667410908098778],"n_dims_used":45,"mean_confidence":0.9225783454047309},"coverage":{"mean_confidence":0.9225783454047309,"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}}