{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009063","490:4900009170","490:4900009158","490:4900010272","490:4900009061","490:4900009788","490:4900009169","490:4900009584","490:4900009287","490:4900009482","490:4900008750","490:4900009489","490:4900009887","490:4900010277","490:4900008304","490:4900008641","490:4900007957","490:4900008519","490:4900008956","490:4900008307","490:4900008066","490:4900010281","490:4900011677","490:4900010879","490:4900009774"],"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":[0.8731222286182395,0.583850764302368,0.429925231704705,0.3929483990996048,0.36954739334517084,0.34811120572198906,0.30614492241403485,0.29064365613680837,0.2887704665473514,0.274082823850912,0.26807122138972295,0.23453193229823813,0.22578448446291208,0.22570720503681838,0.2242739012148599,0.22140197273618506,0.21197633040088748,0.20742706280187062,0.20378822588840353,0.20042589588867477,0.19660818716755923,0.1914869999257641,0.1869172162340932,0.18433644908838748,0.17722805801079053],"twin_dists":[0.06765444227847413,0.1347331063110084,0.16875129098751604,0.17751300565998002,0.18325435434583076,0.18867444733629352,0.19982925070149443,0.20416808983410578,0.2047015683966858,0.20895872226031068,0.21074132273923488,0.22118075347241448,0.22406073195798692,0.2240865011674601,0.2245655099909647,0.22553147653539526,0.22876207804452575,0.23035615659948297,0.23164846461701405,0.23285671236755254,0.2342456540184977,0.23613848841103247,0.23785755917361528,0.23884145359461126,0.24160270690646932],"n_dims_used":45,"mean_confidence":0.9208708021375868},"coverage":{"mean_confidence":0.9208708021375868,"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}}