{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004017","490:4900003594","490:4900002771","490:4900004431","490:4900004295","490:4900004015","490:4900003603","490:4900004444","490:4900003462","490:4900004293","490:4900003455","490:4900003611","490:4900002017","490:4900001733","490:4900003878","490:4900003460","490:4900004302","490:4900003338","490:4900002472","490:4900003328","490:4900002148","490:4900001732","490:4900002303","496:4960008015","487:4870001291"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,487],"twin_sims":[0.8820014440192104,0.843059712395234,0.7928548713488867,0.7585306183877721,0.7166457882411548,0.6107955352949157,0.5709524838342723,0.567497865525346,0.5522836236954713,0.55040500991418,0.49261537340892875,0.4863199389447649,0.4825792196233055,0.4785706251054652,0.4772382301297758,0.47207217200330176,0.45837310665854536,0.45593470941605674,0.4394031402038562,0.3980022799220656,0.3959560389921909,0.39324006370249825,0.3913949337767131,0.385212083215382,0.3850035308080801],"twin_dists":[0.06508295150641066,0.0758888292145316,0.08848925282665647,0.0965574869765068,0.10601666086656454,0.1289612479360709,0.13750136358495302,0.13824384743846455,0.14152071387681206,0.1419262419392788,0.1545480844047138,0.15594552295625322,0.15677848490443116,0.15767334902978505,0.15797131827782437,0.15912920496532132,0.1622206466904166,0.16277430792974712,0.16655743205642934,0.17629451521815828,0.17678699990076163,0.1774424891420449,0.17788900209607175,0.17939246876817974,0.17944338013525601],"n_dims_used":45,"mean_confidence":0.916741943359375},"coverage":{"mean_confidence":0.916741943359375,"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}}