{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002059","490:4900002950","490:4900002213","496:4960006098","478:4780007496","490:4900003489","470:4700002783","490:4900004465","469:4690000797","485:4850003861","490:4900002796","490:4900003767","490:4900002941","466:4660005562","493:4930004687","490:4900002055","490:4900001625","496:4960010101","485:4850004345","472:4720005244","469:4690000780","490:4900003766","485:4850003860","470:4700004233","485:4850000020"],"twin_admin_codes":[490,490,490,496,478,490,470,490,469,485,490,490,490,466,493,490,490,496,485,472,469,490,485,470,485],"twin_sims":[0.2980859807932376,0.20613993452478974,0.2037441451375645,0.19789894690495374,0.1881410915255266,0.17789063960829407,0.16888471173914066,0.15897717043040174,0.15803917575021592,0.1562182734952167,0.1528964008783983,0.1406962420215924,0.13917098254612215,0.13543386589874173,0.132447731535486,0.12716757049099456,0.12517591780909118,0.12254555781184936,0.12034085112093959,0.11527746449813855,0.10744066322928249,0.10584299820717265,0.10495410687787024,0.10194246838656817,0.10118571031836246],"twin_dists":[0.20206845124657896,0.2308114865459233,0.2316642160609072,0.2337739867892443,0.2373943002672785,0.24134204560077732,0.2449461047341904,0.24907439215447225,0.2494748157302332,0.25025712142399725,0.2517016286727945,0.25721392357897555,0.25792772434752154,0.2597016850991528,0.2611457330764154,0.2637603187576421,0.26476787673114255,0.2661173828928815,0.26726561068234017,0.2699648782836858,0.2743284017100087,0.275248037449062,0.2757643740410178,0.2775394796734761,0.27799194775212877],"n_dims_used":45,"mean_confidence":0.9173053317599826},"coverage":{"mean_confidence":0.9173053317599826,"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}}