{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002589","490:4900001982","490:4900003178","490:4900002596","490:4900004555","490:4900004823","490:4900004552","490:4900004270","490:4900004133","490:4900003852","490:4900004417","490:4900002904","490:4900003996","490:4900004273","490:4900004414","490:4900004407","490:4900002764","490:4900001995","490:4900003579","490:4900002173","490:4900004007","490:4900003737","490:4900002899","490:4900003991","493:4930006961"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493],"twin_sims":[0.5180319200577888,0.37555122020842296,0.30306275286960094,0.28478649290244024,0.2330324755067444,0.23162024577224005,0.20491160966456154,0.17844115554982617,0.16969367322413606,0.1538686302292416,0.1460095456995563,0.14305355026139524,0.13760307470166816,0.13543302837641555,0.1309437972580328,0.12471543710144427,0.11736021788716179,0.11668472681406475,0.11000362179680509,0.10812017364391824,0.10807457405440628,0.10453030875382202,0.10253051014888742,0.09907521735847709,0.09750238816605851],"twin_dists":[0.14895628944964343,0.18176493953961548,0.20068154252760537,0.20584311629192445,0.22166934388349746,0.22213140333484904,0.23124782973637176,0.2411259953363105,0.2446168222697851,0.251276497534898,0.254771460402266,0.2561219884212262,0.25866759706564185,0.2597020867447858,0.2618823038598514,0.2650025592086582,0.2688437830503613,0.269205698415377,0.27287504385940403,0.2739404820596038,0.2739664547348603,0.27601174726226785,0.2771896955280592,0.27926795649703795,0.2802328153406774],"n_dims_used":45,"mean_confidence":0.9201163397894965},"coverage":{"mean_confidence":0.9201163397894965,"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}}