{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007810","490:4900008141","490:4900008249","490:4900008253","490:4900007926","490:4900008030","490:4900007811","490:4900008138","490:4900008250","490:4900008032","490:4900008035","490:4900007920","490:4900008142","490:4900008031","490:4900005588","490:4900008139","490:4900005852","490:4900008140","490:4900007809","490:4900008251","490:4900005722","490:4900007567","490:4900007687","490:4900005593","490:4900007686"],"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":[0.13786696666140194,0.09743821599957339,0.04645460783761151,0.042147710297696685,0.026619365985153513,0.008484083232473193,0.004847371254408014,0.004687905489657906,0.004330786814503104,0.0020928871720901194,0.0009036736737468634,0.00043614901503658373,0.00036140196739529095,0.00010204382462149427,0.00003648267242817573,0.00003134360188672951,0.000025394617572281967,0.000021166706916178864,0.000020049241032580055,0.000018639954985865854,0.000016956876230537267,0.000012487048066272932,0.000010985215783504913,0.000007919496797836711,0.000007448569527231061],"twin_dists":[0.25854263088518875,0.28027244062611945,0.32177853620247443,0.32683889063771526,0.3497515980504729,0.40112354838083947,0.42400862546235596,0.4253372362050204,0.42846796193195413,0.45619828375255617,0.4862595935012445,0.5109047275496963,0.5170740227804995,0.5567999093219392,0.587132468819497,0.5914781423433577,0.5974501210705424,0.6025695051172422,0.6040858565470895,0.6061175162289388,0.6087453474615065,0.6171653840170743,0.6206576657798388,0.6294876633451051,0.6311282361499718],"n_dims_used":45,"mean_confidence":0.8937869601779513},"coverage":{"mean_confidence":0.8937869601779513,"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}}