{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003923","489:4890003860","489:4890003743","489:4890004523","489:4890004320","489:4890004705","489:4890004370","479:4790001422","489:4890004274","489:4890003989","489:4890004418","489:4890004431","489:4890003674","489:4890003927","489:4890003686","489:4890004004","479:4790001893","489:4890004524","489:4890004368","489:4890004164","489:4890004322","489:4890003868","489:4890003931","489:4890003807","489:4890003930"],"twin_admin_codes":[489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489],"twin_sims":[0.9800972318848032,0.9599093048711725,0.9588798888765031,0.9464313819100864,0.9394461299710744,0.9309325216540646,0.9305677945777135,0.9252442986925935,0.918205436450854,0.9163625782456765,0.9156352841814179,0.9127675756267735,0.9110060055177742,0.906370961314601,0.9056223198815666,0.8994531383638735,0.8890804919739075,0.8856593656830215,0.885280890472877,0.8848074040572586,0.8839954793713382,0.8807059387367451,0.8804832279086686,0.8752822939507234,0.8719781012016659],"twin_dists":[0.026042018207521743,0.037152491166840385,0.0376364783089821,0.04309673376815372,0.04590463342848794,0.04913599468925623,0.049270329809707504,0.0511967369281933,0.05365376680970554,0.054281683209908116,0.05452784795109197,0.05548970202863012,0.056073838793703985,0.05758776155780459,0.05782928263475188,0.059789769276033265,0.06297707642838997,0.06400134231931086,0.06411389100994491,0.06425448353965099,0.06449502969875698,0.06546279439717909,0.06552792760642896,0.06703557508471268,0.06798057165600044],"n_dims_used":45,"mean_confidence":0.9203464084201389},"coverage":{"mean_confidence":0.9203464084201389,"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}}