{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008111","496:4960008347","496:4960008450","496:4960008453","496:4960008346","496:4960007989","488:4880003781","496:4960008650","496:4960011011","496:4960008740","496:4960008839","496:4960008562","496:4960008109","496:4960008648","496:4960008237","496:4960009032","496:4960010377","496:4960008454","496:4960008563","496:4960008926","496:4960009037","496:4960008110","496:4960010541","488:4880003204","488:4880003205"],"twin_admin_codes":[496,496,496,496,496,496,488,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,488],"twin_sims":[0.5734906857384674,0.569998804690577,0.5562849277689024,0.5193206762994137,0.5015883560372333,0.4873893071258451,0.48219514692584,0.4818255062657495,0.45536104927530263,0.450661769517218,0.4388798428396644,0.4371852732264931,0.41702771019432217,0.4164019666844339,0.4122750221978757,0.4097414059118615,0.4088934685270484,0.403983447927616,0.39263123880321305,0.3791062213991122,0.36947937153207927,0.3586679236990584,0.3562212892564064,0.35589989290231633,0.3536751729848266],"twin_dists":[0.1369561518406998,0.13770628269946403,0.14065768603761616,0.14867466250927025,0.15256526931927827,0.15570776552059867,0.1568641216849183,0.15694656081118352,0.16290471864467554,0.16397528941704284,0.1666780662860077,0.16706909951640864,0.17176877879291835,0.1719161710412636,0.172890664112278,0.17349102788003307,0.17369231801730442,0.17486155240343915,0.17758971395073098,0.18088852624795165,0.18327129738623787,0.18598446693600812,0.18660420771068095,0.1866857810820915,0.1872514826177311],"n_dims_used":45,"mean_confidence":0.9302402072482638},"coverage":{"mean_confidence":0.9302402072482638,"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}}