{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000801","491:4910000465","491:4910000556","491:4910000413","491:4910000504","491:4910000318","491:4910000034","491:4910000407","491:4910000136","491:4910000621","491:4910000467","491:4910000104","491:4910000359","491:4910000288","491:4910000133","491:4910000116","491:4910000373","491:4910000505","491:4910000561","491:4910000327","491:4910000331","491:4910000097","491:4910000041","491:4910000144","491:4910000869"],"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":[0.3276678248237373,0.30368215379337654,0.25805397747126146,0.24831117006408643,0.20051238737667876,0.19739710107903466,0.17641802790613212,0.1708264099794718,0.16203363698362894,0.15262639156026891,0.15219673953708604,0.15082349506281142,0.15076591216651714,0.13762957793578134,0.13119567157373493,0.11701896110655254,0.11685906694969389,0.11257377853688641,0.11183967248005859,0.103484067359375,0.10136590313895945,0.09410364246194483,0.09103570249105768,0.09065491066801777,0.08506765855333911],"twin_dists":[0.1940096123356542,0.2005098616500715,0.21376776452726404,0.21678324819817665,0.23282545776918168,0.2339571167953014,0.24192231796027977,0.24415763795703013,0.24778141625319758,0.25182004859235196,0.2520088015998521,0.25261472732386525,0.25264022346958703,0.25865503835307896,0.2617585023894538,0.2690264217321417,0.2691121367283083,0.27144367269673125,0.2718499144677313,0.2766258054144951,0.2778839706383466,0.2823603092060147,0.2843334005132337,0.2845819516704599,0.28832770079327924],"n_dims_used":45,"mean_confidence":0.8906014336480035},"coverage":{"mean_confidence":0.8906014336480035,"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}}