{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009890","490:4900009990","490:4900004808","490:4900007953","490:4900008949","490:4900009172","490:4900011729","490:4900009971","490:4900009375","490:4900009974","490:4900012209","490:4900009969","490:4900009167","490:4900010276","490:4900011611","490:4900008722","490:4900009289","490:4900009367","490:4900009573","490:4900009692","490:4900009273","490:4900009065","490:4900009277","490:4900008173","490:4900011601"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5344661489739816,0.4745354810883062,0.41947635736820493,0.4114715708692073,0.37903041281775535,0.36472107605061865,0.35952041241674,0.3548776356258283,0.335222772723172,0.3214287923733937,0.31246561764667874,0.2651981182724545,0.2648108660627667,0.2615414649611056,0.25372294678303864,0.2490957068191813,0.23945071679249655,0.22932022175731054,0.2266573052512284,0.2234064839111271,0.22336753256472763,0.222095726510441,0.22168025665998348,0.21862864182976785,0.21183445340212798],"twin_dists":[0.1453767096262321,0.15857657753000198,0.17119291275501816,0.1730808741320278,0.1809071735141711,0.18446040034538036,0.18576903846075848,0.18694549264404564,0.19201757160385538,0.19567385624070852,0.19809677165107373,0.21160202081245816,0.21171847339907662,0.21270589951017316,0.21509915689325762,0.2165376642911953,0.21959219320822174,0.22288792252531828,0.22377009113778118,0.22485639009077701,0.2248694696886106,0.22529737173076347,0.22543751181001476,0.22647226115026686,0.22881143936947138],"n_dims_used":45,"mean_confidence":0.9153238932291666},"coverage":{"mean_confidence":0.9153238932291666,"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}}