{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000779","490:4900002923","490:4900000584","490:4900000900","490:4900000557","496:4960007783","490:4900000801","494:4940006952","490:4900000670","490:4900002454","490:4900000780","490:4900001026","496:4960009168","490:4900001431","490:4900001040","494:4940008423","490:4900000903","494:4940007062","494:4940008517","490:4900000658","496:4960008253","494:4940008237","487:4870007747","494:4940008324","490:4900001170"],"twin_admin_codes":[490,490,490,490,490,496,490,494,490,490,490,490,496,490,490,494,490,494,494,490,496,494,487,494,490],"twin_sims":[0.6212902685659251,0.5459422740423029,0.5097873652194352,0.4619392507047971,0.45658638001993396,0.42075210977566657,0.4195736454350341,0.4149582937429747,0.38854514771918985,0.37730782580280603,0.3663818290450554,0.3518447657849821,0.34454595557938034,0.3402098451688074,0.33870692187071827,0.31955700396453446,0.31180233887547104,0.30788034676431963,0.30286512857623293,0.29841365481209114,0.2969224917969097,0.2925893460981682,0.2788771960420891,0.2783868612845336,0.2777429794652352],"twin_dists":[0.12671343110207095,0.14289050957876875,0.15076202507200429,0.16141281652802827,0.16262623532901396,0.1708934510729708,0.17117006241723606,0.17225658799599156,0.17858057530853472,0.18133138153228653,0.18404449768305756,0.1877183040704411,0.18959253628544903,0.1907159560941331,0.19110712695458415,0.1961766580646498,0.19827762531307197,0.19935154696195123,0.20073636143223303,0.2019767216191303,0.20239463961555673,0.20361612624415196,0.20755420170799407,0.2076971662609747,0.20788513291023825],"n_dims_used":45,"mean_confidence":0.9151112874348958},"coverage":{"mean_confidence":0.9151112874348958,"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}}