{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006656","490:4900006530","490:4900005114","490:4900006770","490:4900007271","466:4660003468","466:4660000054","490:4900007504","490:4900003613","490:4900005133","490:4900007019","490:4900006648","490:4900005119","490:4900007021","490:4900003478","490:4900004310","496:4960012198","490:4900005014","490:4900006529","490:4900005543","490:4900004737","490:4900001459","466:4660000804","490:4900006768","490:4900004312"],"twin_admin_codes":[490,490,490,490,490,466,466,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,466,490,490],"twin_sims":[0.5374624869212646,0.4548906501059289,0.432362942350874,0.35454899454183825,0.33227046567852747,0.32696277989199807,0.31936802042892715,0.3178883924747376,0.3177557268932739,0.3067655412832164,0.3030584356751091,0.29223376136123497,0.2919601021589541,0.2878957191136744,0.2606363510487657,0.2598684070804469,0.24492744091375615,0.23674330037264826,0.23287537399333616,0.2312578654592318,0.23090326803407837,0.22841853044391788,0.22646048368965857,0.222643349719267,0.21643549320885647],"twin_dists":[0.14472660831754425,0.1630116996146269,0.16818519441788496,0.18702906834374441,0.1927930649927282,0.19419679500751968,0.196227514761675,0.19662627865362833,0.19666208341849348,0.1996582363368394,0.20068273985001198,0.20371683721146144,0.20379439424658677,0.20495140156737812,0.21298062758094102,0.21321419091335525,0.21784820470604263,0.22046391005309804,0.22172065389943482,0.22225026712841375,0.22236669686047572,0.22318587139339827,0.22383556586608147,0.22511292279619094,0.2272219187258878],"n_dims_used":45,"mean_confidence":0.9131714714898004},"coverage":{"mean_confidence":0.9131714714898004,"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}}