{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001840","491:4910001721","491:4910001486","491:4910001487","491:4910001780","491:4910001601","491:4910002095","491:4910002089","491:4910001783","491:4910002053","491:4910002039","491:4910001476","491:4910000965","491:4910001358","491:4910001603","491:4910001602","491:4910001660","491:4910001781","491:4910000962","491:4910001720","491:4910001418","491:4910001478","491:4910000973","491:4910003356","491:4910002181"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.774041240366898,0.6287383608447983,0.6209218480840655,0.5541162680005653,0.49962451523495355,0.4892010255974512,0.4881858475672689,0.4851529092475457,0.4776074369578419,0.46411427843000025,0.44644454427082364,0.41884488145844,0.4058297935252581,0.40534148866420266,0.39816005104488683,0.36893022904628753,0.366615231063428,0.3503724981128865,0.34861557739236443,0.3323519324270517,0.3193522915407874,0.2802198006758959,0.2675182794980507,0.2660465267252848,0.2579554265675579],"twin_dists":[0.09295423358295289,0.12511707575063868,0.12679236577372263,0.14112531881237256,0.15299836756538163,0.15530531933800504,0.15553077030970186,0.15620517683842278,0.15788872407639995,0.16092119481533482,0.16493958516806695,0.17134128413912403,0.17442114005087317,0.17453752912805112,0.17625659144872927,0.18340813608088608,0.18398612278717585,0.18809470594967784,0.1885449675715389,0.19277161555796468,0.19623174826978557,0.2071635255564598,0.21090652097050722,0.21134726143322335,0.21379790207138655],"n_dims_used":45,"mean_confidence":0.8981680976019966},"coverage":{"mean_confidence":0.8981680976019966,"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}}