{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003177","470:4700003010","470:4700001848","488:4880005330","488:4880005425","466:4660001411","488:4880006439","470:4700002001","470:4700002333","466:4660001717","470:4700001390","470:4700001387","470:4700003181","470:4700003018","470:4700001104","470:4700002171","470:4700003020","466:4660002012","470:4700002839","488:4880005611","488:4880006216","470:4700002011","470:4700003365","466:4660002116","470:4700002666"],"twin_admin_codes":[470,470,470,488,488,466,488,470,470,466,470,470,470,470,470,470,470,466,470,488,488,470,470,466,470],"twin_sims":[0.7579531204993638,0.6545363479517179,0.6520383886726788,0.5923368163556282,0.5762883730355143,0.5721711128274262,0.5496452002230479,0.5273590693568061,0.5034348423798461,0.5004938860062375,0.49024725028114247,0.4882612192677372,0.4797975550986856,0.47554695428699495,0.47335812601574895,0.4726700164535183,0.4678655471412347,0.46703593598197257,0.459175438993298,0.45870879891094946,0.4576551273925703,0.4537278876123178,0.45186482438282694,0.4515660038742012,0.44735647078916],"twin_dists":[0.09669044222883032,0.11957317143872896,0.1201113412566342,0.13291432180050322,0.13635548287050986,0.13723956771020482,0.14209032222496826,0.1469217002970659,0.15215847780450023,0.15280658156590568,0.1550731206514065,0.1555140268827606,0.15739920123927925,0.15834993450026727,0.15884059055870378,0.15899499464066336,0.16007517297609697,0.16026207288800148,0.16203870151973027,0.16214450777199738,0.16238356003945964,0.16327631568753873,0.16370082339749392,0.16376897121417852,0.1647307772659192],"n_dims_used":43,"mean_confidence":0.9139127509538517},"coverage":{"mean_confidence":0.9139127509538517,"n_dims_used":43,"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}}