{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000479","500:5000000183","500:5000000117","500:5000000153","500:5000000112","500:5000000480","500:5000000478","500:5000000482","500:5000000149","500:5000000536","500:5000000530","500:5000000223","500:5000000152","500:5000000473","500:5000000539","500:5000000312","500:5000000417","500:5000000477","500:5000000593","500:5000000086","500:5000000634","500:5000000367","500:5000000151","500:5000000483","500:5000000122"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8765409393347762,0.8626285130174045,0.8475845322188312,0.8295923053330346,0.8105548391715274,0.7978940880068351,0.7692610035253262,0.7683970734469603,0.7610579268309453,0.7465453573222481,0.7136006618953122,0.7123128793659423,0.6851924360314499,0.6846508888057992,0.6684358469460014,0.6617168980434694,0.6435585165283001,0.6419285920989944,0.6304925085606573,0.6303297995935293,0.6235777896996262,0.598545767433023,0.5857933006493629,0.5699800475990893,0.5577924905807194],"twin_dists":[0.06667303043157267,0.07060470725739723,0.07468961998991276,0.07938739854836623,0.0841755576127438,0.08727322263181539,0.09407162630760289,0.09427289376545019,0.09597466346995225,0.09930072912004208,0.10669199331650898,0.10697717083536733,0.11293190495079802,0.11304993690556871,0.11657128444123524,0.11802403768112975,0.12193579700953483,0.12228608325874356,0.12474091322740112,0.12477580842277118,0.12622327082547544,0.1315843654367211,0.1343166293849204,0.13771031345332727,0.14033276604849595],"n_dims_used":44,"mean_confidence":0.9163226214322177},"coverage":{"mean_confidence":0.9163226214322177,"n_dims_used":44,"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}}