{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008850","466:4660003956","490:4900009706","490:4900009705","494:4940008949","490:4900009186","490:4900008847","490:4900012217","490:4900010116","490:4900008074","490:4900009595","494:4940007958","490:4900008056","490:4900009709","490:4900001288","490:4900006518","466:4660004018","490:4900008613","490:4900008308","490:4900009810","490:4900007826","490:4900008376","490:4900008303","494:4940008637","490:4900003974"],"twin_admin_codes":[490,466,490,490,494,490,490,490,490,490,490,494,490,490,490,490,466,490,490,490,490,490,490,494,490],"twin_sims":[0.15332914555350163,0.0687581566240652,0.06802811670456324,0.057343598310677146,0.05113054083146298,0.048053078018591676,0.043179803976770875,0.04300891356648972,0.04152772407802929,0.026497835382646998,0.02641024938490885,0.017189912958840897,0.014943038869665342,0.011995949721408631,0.011980593055743744,0.01129367334987872,0.01113896414818151,0.010964025395614146,0.010824503446282337,0.010479976904804449,0.009759375388771623,0.008161487730812007,0.007554464144798425,0.0075421642625548785,0.007285401243599492],"twin_dists":[0.2515121563595654,0.3005218130103439,0.3011203316049151,0.3105436720772881,0.31671130227589916,0.32000025207166877,0.32558797779599596,0.3257933493180972,0.3276027769879016,0.34997221163722014,0.35013174744940756,0.3702417330182778,0.37656926588256223,0.38628376473678433,0.38633969543225233,0.3889090423054608,0.38950681861496467,0.39019171526475915,0.3907449538111904,0.39213875243440605,0.39519109407160397,0.4027503468318419,0.4059742945674995,0.40604199072660324,0.4074782913077423],"n_dims_used":45,"mean_confidence":0.9012020534939236},"coverage":{"mean_confidence":0.9012020534939236,"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}}