{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004239","491:4910003710","491:4910003992","491:4910004526","491:4910003614","491:4910003662","491:4910003931","491:4910004178","491:4910004642","491:4910003564","491:4910003925","491:4910003659","491:4910003582","491:4910004042","492:4920007091","491:4910003826","491:4910003769","491:4910003713","491:4910004927","487:4870010220","487:4870001223","491:4910003985","497:4970003473","491:4910003815","491:4910005021"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,487,487,491,497,491,491],"twin_sims":[0.4234104054364341,0.3055674656189485,0.24579789750974565,0.24149582507336056,0.1928945294867499,0.1881917507173315,0.16462052487840367,0.1614165518553031,0.14709455200373955,0.14234170298080676,0.13444217591626015,0.11585306865230198,0.10023010742358517,0.09954377674933391,0.09545853702493946,0.09454987990496366,0.0900849266610598,0.08859650933490024,0.08104074932989884,0.07718368220807713,0.07626838024615308,0.07395553521276312,0.0702854920830321,0.0692044352786762,0.0673891235212134],"twin_dists":[0.17027068784155916,0.19998855148271244,0.2175733476727273,0.21893796338449673,0.23561477979204387,0.23737517044047202,0.2467008398898378,0.24804102522793103,0.25428082639619787,0.2564503055501893,0.26017857475834316,0.269653499908871,0.2785671010004385,0.2789828395667723,0.28150505845401735,0.28207756518115745,0.2849555419662073,0.28594002071165886,0.29115086171829946,0.29396235774606505,0.29464607732425074,0.2964036990082581,0.29928616095563876,0.30015847520534616,0.3016485121218754],"n_dims_used":45,"mean_confidence":0.8901945326063369},"coverage":{"mean_confidence":0.8901945326063369,"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}}