{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011004","490:4900011085","490:4900010998","490:4900011375","490:4900011773","490:4900011084","490:4900010590","490:4900010496","490:4900011704","490:4900011162","490:4900011706","490:4900010844","490:4900010924","490:4900011374","490:4900011376","490:4900010930","490:4900010934","490:4900010931","490:4900010843","490:4900011577","490:4900011448","490:4900008228","490:4900011902","490:4900011895","490:4900007773"],"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":[0.44319535573973895,0.41660436307166443,0.35335248394772456,0.33441342172335986,0.3295030580946776,0.2984104583428221,0.2829213704567222,0.25682872070380414,0.2501479609811867,0.2393338440913277,0.22755792415657783,0.19987205892604124,0.1899809107871817,0.17657276042097275,0.1729055101933689,0.1685805476228043,0.1584503746582616,0.15673635013847723,0.15447130765887115,0.15027487170121612,0.14162933146806989,0.14082049899749477,0.14024146717525648,0.13548251090110788,0.13261088310902933],"twin_dists":[0.16568489228890595,0.17186848671449523,0.18733368888735827,0.19222979584152675,0.19352341446428445,0.20197761615874818,0.20638083910118646,0.2141429742895088,0.21620905288660605,0.21962969022062223,0.22347097079464892,0.23305706773003892,0.23670185110625802,0.24186118507853882,0.24332046840709884,0.24507020598858006,0.2492990651358739,0.25003386804530464,0.25101394968574964,0.25285793450228145,0.25678008890139,0.2571560275635109,0.2574261458046975,0.2596783598979494,0.2610662068667087],"n_dims_used":45,"mean_confidence":0.8924651251898872},"coverage":{"mean_confidence":0.8924651251898872,"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}}