{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013736","487:4870012060","474:4740002545","466:4660013671","474:4740000205","474:4740000283","474:4740000277","487:4870011480","466:4660010421","466:4660012670","474:4740000348","474:4740001296","466:4660013739","487:4870011942","474:4740003106","474:4740001796","466:4660012051","487:4870011481","474:4740000131","474:4740000244","499:4990002933","487:4870011485","474:4740000591","474:4740000160","466:4660012937"],"twin_admin_codes":[466,487,474,466,474,474,474,487,466,466,474,474,466,487,474,474,466,487,474,474,499,487,474,474,466],"twin_sims":[0.582278849350691,0.5771432625379515,0.5647849192105598,0.5637198905088153,0.5388359970131948,0.5234866810483683,0.5048993890122142,0.4995013568150898,0.49734455259137506,0.4925055270093362,0.46485658446572353,0.4515249661023667,0.44484007057017005,0.4269216317018018,0.4254300236867734,0.41140589501918323,0.40759038383516927,0.4015778970077696,0.3852738966380672,0.382198339733652,0.38080568896118594,0.37310785378987743,0.372895436286393,0.3722018965154636,0.3720229411397763],"twin_dists":[0.13507019401376083,0.13617199152002038,0.13882729725974668,0.13905643814247698,0.1444288419363552,0.14776540107665714,0.15183611804783603,0.15302554423449355,0.1535017798395135,0.1545724219158265,0.16075359572835565,0.16377833143143833,0.16530736298683102,0.16945060512661766,0.16979864190016805,0.1730964294762699,0.1740020139374871,0.17543671008884532,0.17937738152827037,0.1801294613562999,0.18047096655669298,0.18236965600146274,0.18242231977518822,0.18259436928890357,0.1826387892405726],"n_dims_used":42,"mean_confidence":0.9178257896786645},"coverage":{"mean_confidence":0.9178257896786645,"n_dims_used":42,"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}}