{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009731","490:4900009320","490:4900009318","490:4900009321","490:4900008335","490:4900009533","490:4900009219","490:4900008677","490:4900008889","491:4910005156","490:4900008883","490:4900008446","490:4900009138","491:4910005208","490:4900009111","491:4910005456","491:4910004798","491:4910004800","490:4900009326","490:4900009228","491:4910005157","490:4900008133","490:4900011652","490:4900008222","490:4900009333"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,491,491,491,490,490,491,490,490,490,490],"twin_sims":[0.27719417715017075,0.2603456735264277,0.18365470610283802,0.15682717531499632,0.14640986355255703,0.13483975244162202,0.1210305574619551,0.07303115963906477,0.06835231983386275,0.05699065790081079,0.04920602833949703,0.04516827393877935,0.03850162723238255,0.035238064437116565,0.034699740668100394,0.03440399373704864,0.024104378932810543,0.023703012688417006,0.018408808307389696,0.017505525372331344,0.017163463964688836,0.017017494952593,0.01695151966481199,0.01164700700193837,0.011022387928588936],"twin_dists":[0.20804555308788308,0.2130689836255795,0.23910297911270603,0.2499947845391801,0.25459012586477764,0.2599870698721417,0.2669046935328756,0.29711860148898933,0.30085389387100187,0.3108788281585812,0.31874803794930157,0.32324715463561693,0.33147545465590234,0.3359523592479295,0.3367244020770961,0.3371528995215557,0.35450557546844824,0.35530361070475847,0.36710746379841075,0.36941193394361843,0.3703118770932137,0.37070070834723756,0.3708774136836623,0.38757062775939066,0.38996214893867076],"n_dims_used":45,"mean_confidence":0.8866770426432292},"coverage":{"mean_confidence":0.8866770426432292,"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}}