{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012280","490:4900012889","490:4900012749","490:4900012414","490:4900012750","490:4900012699","490:4900012836","487:4870000829","466:4660008657","490:4900012207","490:4900012141","490:4900012000","487:4870002739","490:4900012073","490:4900012072","490:4900012140","490:4900012475","490:4900012543","490:4900000893","466:4660012856","490:4900012281","487:4870000827","490:4900012838","487:4870003108","490:4900010519"],"twin_admin_codes":[490,490,490,490,490,490,490,487,466,490,490,490,487,490,490,490,490,490,490,466,490,487,490,487,490],"twin_sims":[0.49033764104519784,0.47089195847657017,0.46074389384742437,0.4266142427271985,0.37481739172969003,0.2759960877116524,0.18003283313165708,0.12130139968346902,0.10767222358859947,0.09596162747768465,0.08627008234973882,0.06743579914612467,0.06616724667232315,0.05864595943771089,0.05739417837393024,0.05735340168197823,0.049716541476311146,0.049397265379292364,0.04797249830888971,0.04417182800177091,0.04323555269064681,0.03977474543690932,0.039023438077805526,0.03714077817391126,0.03658386512045631],"twin_dists":[0.15505306632379895,0.15939431844761837,0.16168335006557996,0.16952228698241606,0.18194635359799446,0.20839644112028483,0.2405039894824928,0.2667633934850447,0.27419599509312514,0.2811899253476073,0.28750541516055494,0.30160979310222974,0.3026699612908363,0.30932147497451457,0.31049578024427854,0.3105343870135226,0.3182013769029178,0.31854270851724986,0.3200887037805108,0.3244091072599762,0.32552112833645486,0.3298159014801319,0.3307897244477417,0.3333015488828934,0.33406525463542225],"n_dims_used":45,"mean_confidence":0.9033376057942708},"coverage":{"mean_confidence":0.9033376057942708,"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}}