{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009774","490:4900010270","490:4900009882","490:4900010532","490:4900010439","490:4900011990","490:4900010619","490:4900010272","490:4900011110","490:4900010092","490:4900010615","490:4900008831","490:4900009775","490:4900010533","490:4900010883","490:4900010870","490:4900012053","490:4900009677","490:4900011986","490:4900010692","490:4900009583","490:4900009272","490:4900011539","490:4900002110","490:4900010884"],"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":[0.5092753360533507,0.44202050786811903,0.329271611265731,0.298771315242567,0.2811726771416863,0.23919933006452315,0.23528571664028916,0.22704840281983896,0.21392028351643547,0.20612022202537905,0.2013276386158902,0.20032103601197432,0.18353468316527843,0.18121635429674418,0.17894325553920634,0.171202219518685,0.17074772683467637,0.16698343038656482,0.16056197240429293,0.159784068108705,0.1534839478660224,0.14856148984754394,0.14620738795866886,0.1453388951817506,0.14230423470775067],"twin_dists":[0.150874412494391,0.16595489849862974,0.1935846480692215,0.2018766649520054,0.2068869429710753,0.21967286195457997,0.22093590975921565,0.22364010028541687,0.22808798692203575,0.23081847504681552,0.23253131341542438,0.23289461703815634,0.23914909228165185,0.2400440066567909,0.24092935814317454,0.24400577635748052,0.24418946349890155,0.24572449941408525,0.24840174093747852,0.24873130717321562,0.2514444731822339,0.25362171956662727,0.25468179661268225,0.2550760756873256,0.2564676203906781],"n_dims_used":45,"mean_confidence":0.9200264824761285},"coverage":{"mean_confidence":0.9200264824761285,"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}}