{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650002283","665:6650002356","497:4970003557","665:6650003120","487:4870001892","487:4870000619","665:6650002878","497:4970003443","665:6650003030","665:6650003104","487:4870000620","487:4870004499","487:4870000131","665:6650002667","487:4870003595","665:6650003562","665:6650002507","665:6650003710","487:4870005347","665:6650003479","487:4870000034","665:6650002948","487:4870002057","491:4910004927","487:4870000549"],"twin_admin_codes":[665,665,497,665,487,487,665,497,665,665,487,487,487,665,487,665,665,665,487,665,487,665,487,491,487],"twin_sims":[0.29880965552649735,0.19545314829745286,0.17161874441863825,0.15362285731607261,0.1447804495631994,0.1327245990579704,0.1323329960450881,0.11780730433701422,0.11650822796568769,0.10769039321972981,0.10625048031181168,0.1039765547891936,0.09902516509081583,0.09323615081802018,0.09058576163224205,0.08825552361533981,0.08540560741326833,0.08155649915228702,0.081403429706229,0.08030609197000188,0.07874301653639582,0.07534723983550592,0.06974430930105353,0.06950493375930782,0.06901397998461314],"twin_dists":[0.20186594330103685,0.2346695479626804,0.243837740890944,0.2513837813299938,0.25533052198754314,0.26101082097199435,0.26120170363586975,0.26860511999824777,0.2693005279213582,0.2741856150156916,0.2750124668416597,0.276336155958872,0.2792984755676931,0.282913006790227,0.28462717539358456,0.2861674030734566,0.28809566158111927,0.2907831043961156,0.29089205633842896,0.29167796294725673,0.29281243286620584,0.2953408656550087,0.2997214733036251,0.2999148958412169,0.30031330070825507],"n_dims_used":43,"mean_confidence":0.8903497207996457},"coverage":{"mean_confidence":0.8903497207996457,"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}}