{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002843","490:4900003524","490:4900003791","490:4900003384","490:4900003663","490:4900004489","490:4900003525","490:4900003249","490:4900001243","490:4900002692","490:4900002247","490:4900002694","490:4900004215","490:4900004079","490:4900002398","490:4900002546","490:4900003386","490:4900001242","490:4900003941","490:4900002681","490:4900002248","490:4900002399","490:4900001107","490:4900002693","490:4900001502"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2403130141599264,0.21344228794969952,0.19870563492916646,0.09620766394408178,0.07794134820833469,0.028896003257801606,0.028073099303815484,0.027771193269690093,0.023876598869033046,0.023484439739785954,0.023156870471738457,0.021412133107920568,0.019433237652810385,0.01852837764015613,0.018186441608152956,0.01816359340239141,0.016961473799751818,0.01665550840205074,0.015882168029523674,0.015298077216004312,0.01520279185534761,0.014751344427475076,0.01425261025631753,0.013010558203161585,0.012671137207832734],"twin_dists":[0.21931590381958496,0.22825335262318205,0.23348028750908079,0.2810362825073521,0.2934013097990934,0.3457712548143353,0.34717777630007735,0.3477026983371716,0.3549570445815626,0.3557431346260348,0.356408522288008,0.3600966629748718,0.3646107004884143,0.36680987399044107,0.36766542620217607,0.36772309463669195,0.3708507143547869,0.3716777422598983,0.3738291462373088,0.3755160000296484,0.3757965449593089,0.3771471502597203,0.3786822571304166,0.38272202648792114,0.3838852817583227],"n_dims_used":44,"mean_confidence":0.9167967709628019},"coverage":{"mean_confidence":0.9167967709628019,"n_dims_used":44,"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}}