{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003042","499:4990002969","499:4990002971","499:4990002679","499:4990002337","499:4990003250","499:4990003111","499:4990001714","499:4990003253","499:4990002251","499:4990003045","499:4990002757","499:4990001891","499:4990001525","499:4990002976","499:4990002898","499:4990003039","499:4990002417","499:4990002760","499:4990001617","499:4990002755","499:4990002895","499:4990003251","499:4990003376","499:4990002908"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9641145914776783,0.9440030821442221,0.9241927253832678,0.9225340651541638,0.9099629021958301,0.9047131146936431,0.8998812277884183,0.8865729556871899,0.882800508997765,0.8790687952569741,0.8750697361135072,0.8730547748801597,0.8729073637596846,0.8595841435676583,0.8565678161693607,0.8539344258106649,0.8479728763658608,0.8467814814141618,0.8406154693380686,0.8367046467113103,0.8340259053126887,0.8287520522727855,0.8190308633990177,0.8183804971298672,0.8121890319683366],"twin_dists":[0.035111836353499994,0.044090752203764814,0.05157003437973359,0.052154261999572515,0.05641740765867377,0.05812152071827461,0.05965538087227222,0.06372904448886166,0.06484783573377413,0.0659404680919647,0.06709665891300648,0.06767370143738591,0.06771577586326605,0.07144432274710064,0.07226947181360655,0.07298457936858775,0.07458610034328292,0.07490338283748128,0.07653144491244068,0.07755239273619732,0.07824672514412338,0.0796024160460112,0.08206454520952688,0.08222765910488851,0.08377099097935219],"n_dims_used":45,"mean_confidence":0.92801513671875},"coverage":{"mean_confidence":0.92801513671875,"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}}