{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001506","489:4890001602","489:4890001583","489:4890001505","489:4890001512","489:4890001515","489:4890001584","489:4890001507","489:4890001594","489:4890001596","489:4890001595","479:4790003904","489:4890001519","489:4890001613","489:4890001455","479:4790003730","489:4890001671","466:4660007529","489:4890001240","466:4660005981","488:4880005652","488:4880005559","489:4890001598","472:4720002287","489:4890000935"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,479,489,466,489,466,488,488,489,472,489],"twin_sims":[0.5597325387692232,0.5578012681320539,0.5507304949287951,0.5477415062105879,0.5335768609964691,0.5250164598686959,0.454098487503168,0.42402045850606584,0.41931081105559426,0.41059890043726144,0.34474085348380257,0.3171915348080111,0.2988899484945909,0.2838710196068182,0.27324478339622954,0.2712245889511097,0.26265966475310176,0.2615012069484068,0.25856736922606616,0.25717320089106405,0.2504165506769104,0.24489087603393728,0.24036997034629368,0.23980000914044103,0.23739681549412117],"twin_dists":[0.13991481877164694,0.14033087462477517,0.14185596501167613,0.14250158842355945,0.1455697945298083,0.14743193284310438,0.16319194934394013,0.17012800123179703,0.1712318002817208,0.17328765513326413,0.18954221852540104,0.19681444599234996,0.20184349242301886,0.20610678497808604,0.20920576864400345,0.2098032248131209,0.21236731580222298,0.21271810628413357,0.21361088309398493,0.21403737025088515,0.21612531591417689,0.21785976426621181,0.21929767713138448,0.21948019839169383,0.22025290285074564],"n_dims_used":45,"mean_confidence":0.9139222039116753},"coverage":{"mean_confidence":0.9139222039116753,"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}}