{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720004074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720003845","472:4720003308","472:4720003702","472:4720003615","472:4720003403","472:4720003542","472:4720004829","472:4720003776","472:4720003147","472:4720003477","472:4720003646","472:4720003992","472:4720003645","472:4720003170","472:4720003993","472:4720003545","472:4720003158","472:4720003995","472:4720004061","472:4720003229","472:4720003235","472:4720003159","472:4720008172","472:4720003161","472:4720003633"],"twin_admin_codes":[472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472,472],"twin_sims":[0.8836346083574693,0.7519477800826162,0.6982360038904807,0.674750466589863,0.6533463522894046,0.6529553896305428,0.6481569204815074,0.6468245772730673,0.6338208392083075,0.6328020666099673,0.6284066731177692,0.6264382730050709,0.6203892715564338,0.6091125330615307,0.6021424752178287,0.5874210496936397,0.5833281790455671,0.5819853278826866,0.5766633914415144,0.567231337950617,0.5652750989934405,0.5575073722969516,0.5544908186245573,0.5515652558940339,0.5468497553599102],"twin_dists":[0.06460172688653228,0.09806829309766105,0.11007935362888938,0.1152027458490972,0.11982959340422318,0.11991382068587532,0.12094689508904198,0.12123352490041148,0.12402693300502667,0.12424551237663935,0.12518819410823953,0.1256101884460873,0.1269064670801361,0.12932163560391302,0.13081413170151807,0.1339677119111404,0.13484516422639606,0.13513314540266488,0.13627498678665012,0.13830115234342452,0.13872185330315245,0.14039420686375836,0.14104453395490912,0.14167575865441953,0.14269432140625407],"n_dims_used":45,"mean_confidence":0.921741231282552},"coverage":{"mean_confidence":0.921741231282552,"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}}