{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001542","490:4900002892","490:4900003704","490:4900003573","490:4900004541","490:4900004419","490:4900003030","490:4900003572","490:4900002129","490:4900003188","490:4900001974","490:4900002293","490:4900004280","490:4900003186","490:4900003580","490:4900004124","490:4900004001","490:4900003992","490:4900004534","490:4900003861","490:4900001023","490:4900001009","490:4900003716","490:4900001138","494:4940008102"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.5917334125621668,0.588197256173159,0.5688319747936621,0.5591135699114603,0.5551080719831519,0.4924122352832177,0.48960049142074535,0.4886443498464856,0.4795795246567566,0.47629860419559394,0.4752304784537575,0.46528557154954414,0.43715548680528854,0.43638281193676876,0.43126931254986545,0.42604341006542584,0.42454786147662077,0.41802802652155097,0.4122061455337342,0.41176845831239556,0.4042653119131118,0.39210964431706447,0.388045393174592,0.3822703072472185,0.3766550735738009],"twin_dists":[0.13304360002081042,0.1338013483239885,0.13795705362295949,0.14004814193001008,0.14091141990200973,0.154593092835454,0.15521664450515169,0.15542892851815587,0.15744790200454117,0.158181612883389,0.1584208309181694,0.16065678071507766,0.16707597827736279,0.1672544817573483,0.16843900169417958,0.16965545947188815,0.17000471485485835,0.1715333534107587,0.17290696371576852,0.17301056978324317,0.17479426070502319,0.17771592935276043,0.17870209885716454,0.18011182978514173,0.18149237581862096],"n_dims_used":45,"mean_confidence":0.9193988376193576},"coverage":{"mean_confidence":0.9193988376193576,"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}}