{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000238","477:4770003873","499:4990000746","477:4770003835","499:4990000451","499:4990000166","499:4990000825","499:4990001085","499:4990000168","499:4990000660","499:4990000450","499:4990000909","499:4990000523","477:4770003837","499:4990000593","499:4990000522","477:4770003652","477:4770003797","477:4770003595","499:4990001380","499:4990000167","477:4770003699","499:4990000743","499:4990000995","499:4990000916"],"twin_admin_codes":[499,477,499,477,499,499,499,499,499,499,499,499,499,477,499,499,477,477,477,499,499,477,499,499,499],"twin_sims":[0.9213971799688144,0.876501314620906,0.8693245973571424,0.8551845066070447,0.8138661643545566,0.8087251918126077,0.806543778593317,0.8060136669666019,0.799565055695293,0.7565740611231566,0.7507674894630981,0.7350948936519094,0.7221890346783602,0.7219681994859294,0.7034344085650956,0.6850146463688922,0.6688795090341205,0.6673098507166947,0.6611764910782053,0.6513163922708378,0.6489066925132365,0.6381977369024832,0.636202496478959,0.6356603582962731,0.6309578940309583],"twin_dists":[0.052551553085217875,0.06668446616450753,0.06873261532652356,0.07264571818550111,0.08335460419932512,0.08462717829246916,0.08516382240609408,0.08529394210371852,0.08686795243829519,0.09700760955740165,0.0983381070435411,0.10189242145269115,0.10478357880925726,0.10483279820532036,0.10893684995137765,0.1129706580843781,0.11647523749501894,0.11681497889649498,0.1181407424677444,0.12026682503795272,0.12078555557773683,0.12308746001604286,0.12351580984739964,0.12363217430492401,0.12464110066247917],"n_dims_used":45,"mean_confidence":0.9247281392415364},"coverage":{"mean_confidence":0.9247281392415364,"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}}