{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005122","487:4870006143","487:4870005717","466:4660013840","490:4900001329","487:4870002290","490:4900001196","487:4870004130","466:4660013653","466:4660002453","466:4660013652","493:4930007147","496:4960008681","490:4900002494","487:4870003829","490:4900004598","490:4900000189","487:4870003826","487:4870003823","487:4870002033","490:4900000430","487:4870002034","487:4870004415","490:4900000229","487:4870003683"],"twin_admin_codes":[487,487,487,466,490,487,490,487,466,466,466,493,496,490,487,490,490,487,487,487,490,487,487,490,487],"twin_sims":[0.5209581283039634,0.5201684543967391,0.47966458499760767,0.45371819246893924,0.4243972553034729,0.40285268415251596,0.3728050606449396,0.3322442317657471,0.32632908256833576,0.3148756332031001,0.3102392368897229,0.30952096583230904,0.307459422843008,0.3044267094760944,0.29873961068652366,0.29855192663469704,0.2985072903017474,0.29438833400979897,0.28178467714246125,0.2790768260563399,0.27851320854914463,0.27452852923948406,0.27439423251543194,0.27046089701777565,0.2641421697370595],"twin_dists":[0.14831707486468595,0.14848949124179403,0.1574289015060839,0.16327852310750962,0.17003991422783846,0.17513172097007842,0.18244473071142983,0.19279997274858135,0.19436522603376358,0.1974414759250993,0.19870470147071068,0.1989013630670463,0.19946727024158797,0.20030376009092396,0.20188553156707656,0.2019380312947752,0.20195051999505653,0.20310771391748617,0.20670960290037457,0.20749604036103594,0.2076603131438518,0.20882752138358124,0.2088670401200787,0.21002979480175155,0.21191981083680944],"n_dims_used":43,"mean_confidence":0.9086575175440589},"coverage":{"mean_confidence":0.9086575175440589,"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}}