{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000761","487:4870001306","487:4870001588","487:4870000680","487:4870001852","487:4870001684","487:4870000689","487:4870001768","487:4870001027","487:4870001388","487:4870001304","487:4870001590","487:4870001680","487:4870000682","487:4870000604","487:4870000759","487:4870001497","487:4870001392","487:4870001394","487:4870001584","487:4870000611","487:4870001292","487:4870002375","487:4870001122","487:4870001861"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7298473005315116,0.5093859695415437,0.506966728609265,0.5003139350303347,0.4827618546002519,0.4627971144339678,0.45435442732450004,0.42911346870184996,0.4204912767864556,0.42008391989013344,0.40847970958980073,0.3901622630779714,0.3556947976402441,0.35089087928747653,0.350309359728629,0.3465632352389194,0.34010898743215046,0.3345366391607923,0.32807862546093514,0.322471797833625,0.3204830024418488,0.3173787397562071,0.30430083803352126,0.2896448012399508,0.27591176818313373],"twin_dists":[0.1030715784145347,0.1508501266141682,0.1513815042431618,0.1528462717167636,0.1567377702461065,0.16121881675090322,0.16313369988119322,0.16894009201715954,0.17095464599507343,0.17105024951823505,0.1737906061894046,0.1781878502707516,0.18673785602707493,0.1879620818670084,0.18811086645928476,0.18907245262999345,0.19074217759413012,0.19219746835179538,0.19390065119773187,0.19539439391810476,0.19592770959648337,0.19676387352664856,0.20033858220205653,0.20445230453962127,0.2084211710691987],"n_dims_used":43,"mean_confidence":0.9101014248160428},"coverage":{"mean_confidence":0.9101014248160428,"n_dims_used":43,"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}}