{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003176","490:4900001687","490:4900003307","490:4900003175","490:4900003573","490:4900002129","490:4900003704","490:4900003708","490:4900003989","490:4900004419","490:4900002892","490:4900004541","490:4900000896","490:4900001820","490:4900003038","490:4900006882","490:4900001542","490:4900001979","490:4900003297","490:4900003847","490:4900006508","490:4900004406","490:4900004002","494:4940007485","490:4900003992"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.7005543548937919,0.5928207286741753,0.5828980372134763,0.5810769993883379,0.5783749133913718,0.5742573628826376,0.5314065838096481,0.5283707179879438,0.5244121373564159,0.5185519228425087,0.5074223889593066,0.5030954460125874,0.5010096727236902,0.4513052306705621,0.4447607928481048,0.44386648482866664,0.4421431157135341,0.43715548680528854,0.4202610950586248,0.4067140876342338,0.40587967602559605,0.4051870689354004,0.40143843160052284,0.40038616883323824,0.3982585743090371],"twin_dists":[0.10957025232160415,0.13281064873695408,0.1349374049492484,0.13532796959625296,0.13590767604503376,0.13679151642182358,0.14604128900343985,0.1467015119385313,0.14756363961701896,0.14884263516076054,0.1512813694005289,0.1522332181740743,0.15269284110461395,0.16382845578867453,0.16532554816543518,0.16553077581667916,0.16592670752204394,0.16707597827736279,0.1710086630532085,0.17421052425791753,0.1744092539074235,0.17457434859766807,0.1754701032866607,0.17572222354399347,0.1762329126928638],"n_dims_used":45,"mean_confidence":0.9204321119520399},"coverage":{"mean_confidence":0.9204321119520399,"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}}