{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013048","490:4900012239","490:4900013017","490:4900013014","490:4900013117","490:4900013084","490:4900001831","477:4770001732","489:4890005417","490:4900000636","489:4890005017","490:4900012606","490:4900012976","484:4840004574","477:4770001677","494:4940004319","477:4770001902","477:4770002826","490:4900000746","490:4900013085","490:4900013299","477:4770002909","489:4890004969","494:4940007635","479:4790002250"],"twin_admin_codes":[490,490,490,490,490,490,490,477,489,490,489,490,490,484,477,494,477,477,490,490,490,477,489,494,479],"twin_sims":[0.35111623520362073,0.1722032210017445,0.1530043963786668,0.125851774366761,0.10011395770285707,0.09316353083312094,0.05438486275345506,0.044800110896032835,0.030893078494071628,0.02583255414001293,0.024857607703754867,0.024239957868455654,0.02416531563812345,0.022322628143618184,0.021196869208873734,0.021031298239406148,0.01724031341845174,0.016975557378671173,0.01683043556660655,0.016589075176353336,0.014652265661966844,0.014286729089053806,0.013955390225322006,0.013482494772841499,0.011461765298394435],"twin_dists":[0.18790445812163348,0.2436024417880291,0.2516543072756136,0.2644246129678247,0.27863730063995806,0.28295945833181296,0.3134078547681688,0.3236739395521404,0.34249569978938127,0.351195588971376,0.35303848692216405,0.35423860333590995,0.35438542295194875,0.35814073325011114,0.3605696475688819,0.3609362977903747,0.37010833004943955,0.37081296236185235,0.3712032959520932,0.3718590724964195,0.3774484335182258,0.3785757412722647,0.37961979172053906,0.38114845846640816,0.3882677478860433],"n_dims_used":45,"mean_confidence":0.9124728732638889},"coverage":{"mean_confidence":0.9124728732638889,"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}}