{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007197","490:4900007078","490:4900007083","490:4900007438","490:4900006832","490:4900005976","490:4900007319","490:4900006833","490:4900005586","490:4900005980","490:4900007328","490:4900007689","490:4900007569","490:4900006582","490:4900007200","490:4900007683","490:4900006462","490:4900005845","490:4900006951","490:4900005719","490:4900005587","490:4900007561","490:4900007321","490:4900008248","490:4900006949"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14030476010886292,0.10064220576208896,0.05393921721786364,0.03400855403666089,0.030677945390499024,0.024621698357138268,0.016938742901098806,0.011800518192434942,0.011417122301981754,0.011112028873013637,0.0037265389501468333,0.0012604186231395776,0.0006892463719842001,0.0006041167869404308,0.000576536908215973,0.0004983367065198855,0.00044419825153412727,0.0004141927910698455,0.00040409189314218193,0.00022920966190880624,0.00021572313749734594,0.00020299858461528378,0.0001154288345877805,0.00008592845712752974,0.00008295702612813786],"twin_dists":[0.2573965792463099,0.2783185456872374,0.31385037009779676,0.33773076680479913,0.3428396829348745,0.353493789925854,0.3709117041329921,0.38700033782850596,0.38843724822376097,0.38961164640197093,0.4343432915729947,0.47457749059506177,0.4955664558276813,0.5000334072873498,0.5016071893860488,0.5064850108648566,0.5103006295892688,0.5126071817854225,0.5134189403613408,0.5317205981352212,0.5336408111238645,0.5355590362614889,0.5530535851190195,0.5619828442962017,0.5630381182459009],"n_dims_used":45,"mean_confidence":0.9166141086154513},"coverage":{"mean_confidence":0.9166141086154513,"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}}