{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730007122","473:4730005678","500:5000007541","476:4760001194","473:4730005152","500:5000006486","500:5000006485","473:4730008498","473:4730007346","473:4730007473","500:5000004065","473:4730006625","500:5000006764","500:5000007024","500:5000003682","484:4840000186","500:5000006782","473:4730008081","473:4730004577","478:4780001114","473:4730007468","475:4750010446","500:5000006895","500:5000006509","500:5000005411"],"twin_admin_codes":[473,473,500,476,473,500,500,473,473,473,500,473,500,500,500,484,500,473,473,478,473,475,500,500,500],"twin_sims":[0.2454904763498911,0.23520471769898263,0.21229037441836937,0.21036866645317667,0.2090041684571048,0.20298546984132645,0.20192914295871486,0.198339768297644,0.181194783174801,0.16516611990159827,0.16417240915526674,0.16377395678032297,0.16202567471264714,0.15967084648750768,0.1595917324963003,0.15852438881602984,0.15185456638948822,0.148613176067374,0.14817093053151367,0.14560327972254147,0.14531748658856736,0.14186832379487846,0.13394618772326405,0.13117993878450795,0.13084307894818337],"twin_dists":[0.21767034784846084,0.2209621951291281,0.22865289656925084,0.2293227280269358,0.22980086487309773,0.23193568178542007,0.23231481442492935,0.2336133900809499,0.24005237135839175,0.24647450888304567,0.2468871391305724,0.24705310052921065,0.24778476142536124,0.24877937174637765,0.24881297174661507,0.2492674660378857,0.2521594038513275,0.25359858432470156,0.253796729896324,0.25495586590685493,0.25508581678585035,0.2566693131714986,0.2604180796902786,0.26176623013374706,0.2619318592644721],"n_dims_used":45,"mean_confidence":0.9132510715060764},"coverage":{"mean_confidence":0.9132510715060764,"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}}