{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660000496","466:4660002630","470:4700001222","493:4930000566","493:4930002047","496:4960006671","493:4930006340","496:4960000813","496:4960003234","493:4930000853","496:4960000313","487:4870007197","466:4660000252","493:4930000279","496:4960005273","496:4960000045","493:4930001873","466:4660000126","496:4960006932","496:4960003778","466:4660012505","466:4660012031","466:4660011563","493:4930003936","472:4720002189"],"twin_admin_codes":[466,466,470,493,493,496,493,496,496,493,496,487,466,493,496,496,493,466,496,496,466,466,466,493,472],"twin_sims":[0.33768571665196323,0.24465468817771868,0.24290436564630113,0.2208479889098108,0.22031069343068896,0.2176536383929755,0.2157357859806883,0.21471347407715063,0.2121005477931881,0.21107700074981126,0.20667318190883233,0.20664130109004217,0.20541391296780642,0.20472076228655398,0.19601175315112102,0.19593510032501488,0.19532058326262944,0.18838614002706336,0.184852483615113,0.17987044040901698,0.17459994719994198,0.17087899248162441,0.1684365015738224,0.16767683742368375,0.16707229690076444],"twin_dists":[0.19137345247122622,0.21793445912190512,0.2184894576922947,0.2257187687571345,0.22590071939380854,0.22680490778496157,0.22746216616592693,0.22781412746753393,0.22871887916439332,0.22907534950978636,0.2306226119768103,0.2306338947023038,0.23106917870320737,0.2313157857936211,0.2344643263665825,0.2344924632408736,0.23471830973446128,0.2373017989873714,0.23864394865841723,0.2405672713178458,0.24264349617144598,0.2441363753902609,0.24512903405244646,0.24543987933618835,0.24568797521174046],"n_dims_used":45,"mean_confidence":0.9256974962022569},"coverage":{"mean_confidence":0.9256974962022569,"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}}