{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010827","490:4900008014","490:4900010996","490:4900007892","490:4900010745","490:4900011063","490:4900007998","490:4900010744","490:4900008006","490:4900010141","490:4900010507","490:4900008012","490:4900010649","490:4900007788","490:4900010660","490:4900010511","490:4900010650","490:4900010040","490:4900009955","490:4900010404","490:4900011221","490:4900007999","490:4900008227","490:4900009933","490:4900010594"],"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":[0.3200662666574387,0.3042792652981885,0.26792641406943546,0.24999497334768153,0.24840609127812424,0.22473366290540406,0.2081554414696564,0.20209538198553978,0.18087086517929132,0.1724848146619531,0.17221185457232008,0.16643896337675837,0.15778947688768488,0.13672718819963522,0.13619190549494553,0.11669129853106261,0.11403821664249482,0.11251285635589404,0.10235896211067583,0.09868409342410349,0.08914189536488175,0.08777728416852494,0.08436894941259515,0.08188827566645322,0.08145263393699682],"twin_dists":[0.19603969619266068,0.2003445510991047,0.21078456526822054,0.2162567748265397,0.2167535085520631,0.2244116368839127,0.23009934157520193,0.2322550583689949,0.24017806284815688,0.24348928159127264,0.24359897036583428,0.24594858217294074,0.249581702284878,0.2590836629517811,0.2593389175779333,0.26920216968155863,0.27063933937987944,0.2714773081127283,0.27729157507761404,0.27950676454161605,0.285577776028768,0.286487489719275,0.2888097818218242,0.2905475128609943,0.2908570158209812],"n_dims_used":45,"mean_confidence":0.8826226128472222},"coverage":{"mean_confidence":0.8826226128472222,"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}}