{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004116","466:4660004072","466:4660004389","466:4660003550","466:4660003664","490:4900012217","494:4940006904","466:4660004222","490:4900012151","490:4900009281","490:4900002101","490:4900006517","490:4900004254","490:4900003834","490:4900009705","490:4900003688","490:4900008303","490:4900006399","490:4900001657","490:4900004115","490:4900010015","490:4900002115","490:4900003828","494:4940008821","490:4900005760"],"twin_admin_codes":[490,466,466,466,466,490,494,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.3065700727163854,0.27380185138724916,0.25841085892596366,0.228095689956242,0.20195681766215243,0.18818765674862972,0.1829031822987871,0.1798587018296491,0.1594512643480882,0.1274682482417196,0.1255452323125419,0.12126044416765168,0.11863944366764176,0.11630869504678959,0.11026408202583494,0.10971011574006276,0.10620583345830381,0.1043127391749537,0.103993388775949,0.09996417984245984,0.09902676164758469,0.09334153798607409,0.09186019816260299,0.0909618029953203,0.09063322961947005],"twin_dists":[0.1997120770327622,0.20904149852350792,0.21365868843297378,0.22329273769599675,0.2323048641678193,0.23737671626305715,0.23939206774647656,0.24057184722215613,0.24887265895277005,0.2636092500137468,0.264580130119658,0.26678474476886693,0.2681627499964324,0.26940786605950273,0.2727288190570256,0.2730401421673243,0.27503824347390476,0.27613904722824223,0.27632627420234307,0.27872791893491566,0.2792975018901058,0.28284564640689414,0.2837980401548093,0.2843815718928951,0.2845961282156777],"n_dims_used":45,"mean_confidence":0.9072539435492621},"coverage":{"mean_confidence":0.9072539435492621,"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}}