{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780008387","478:4780007852","485:4850004604","478:4780006294","490:4900005128","500:5000010737","478:4780006194","469:4690002688","472:4720005900","494:4940001240","474:4740002172","490:4900002474","470:4700001324","472:4720004384","472:4720002002","496:4960002933","478:4780005741","474:4740001841","472:4720005826","466:4660004040","474:4740002067","488:4880002891","485:4850007474","473:4730002885","467:4670004277"],"twin_admin_codes":[478,478,485,478,490,500,478,469,472,494,474,490,470,472,472,496,478,474,472,466,474,488,485,473,467],"twin_sims":[0.005444600877505156,0.001544209155939104,0.000779393976557427,0.0006182711461539777,0.00043004645815238274,0.0002665788827110778,0.00025434195467284674,0.00016332277188940543,0.00016021312968670138,0.00015659668423613176,0.00015128867719829586,0.00013988129260680569,0.00013352828623158,0.000124327680290158,0.00010673853451527565,0.00008014263362847336,0.00007959249937123442,0.00007200708038969005,0.00006571479490566366,0.00005592262451198295,0.000055580958653215824,0.000046506813944423605,0.000046175943198329983,0.00004116019424656624,0.00003997770626506498],"twin_dists":[0.41936111268019255,0.4673043369673591,0.49136494218813825,0.49925156546659116,0.5113697172053827,0.5269077052399521,0.528409826906499,0.5423650060745293,0.542962520206856,0.5436713249465784,0.5447401338447989,0.5471621985389099,0.5485931925389156,0.5507839013434911,0.555435643235605,0.5640711564432718,0.5642770934912269,0.5672630406877591,0.5699755051854273,0.5747306773491442,0.5749105062499811,0.5801163991509577,0.5803239603302716,0.5836565507345849,0.5844983546981954],"n_dims_used":45,"mean_confidence":0.9040697733561198},"coverage":{"mean_confidence":0.9040697733561198,"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}}