{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009068","490:4900008302","490:4900009388","490:4900008518","490:4900009800","490:4900009080","490:4900008293","490:4900007976","490:4900008976","490:4900010552","490:4900009901","490:4900009400","490:4900008637","490:4900009899","490:4900008971","490:4900008858","490:4900010100","490:4900009611","490:4900009609","490:4900008851","490:4900008528","490:4900008305","490:4900010888","490:4900007956","490:4900009693"],"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":[0.8501505302672628,0.8284798992250973,0.8103565794633584,0.7044245659723308,0.699393407835497,0.6317528219692065,0.6277050039466658,0.6068157870587298,0.6048110521721088,0.5752416702514436,0.5613777541576569,0.5276061628113378,0.5011961557282478,0.494120574897176,0.46200358056740887,0.44846670208803885,0.4409646537144483,0.4393157108706038,0.4283025053254931,0.41640766858794925,0.4127529687735683,0.3981453439051789,0.3877185747335442,0.3600828253923251,0.3513122504168568],"twin_dists":[0.07400381185405286,0.07967198117928576,0.08422456262130436,0.10871883673416366,0.10982527605307976,0.12447059550630334,0.12533863213722973,0.1298134338825595,0.1302427023986776,0.13658017901726566,0.1395605450919073,0.146867911188029,0.15265172614907788,0.15421475265176735,0.16139826439105395,0.16447677985841833,0.166197794653492,0.16657758296466516,0.16912885298960373,0.1719148275440254,0.1727775911146265,0.1762601263437908,0.1787816100747867,0.18562705666593984,0.1878543525309336],"n_dims_used":45,"mean_confidence":0.9195385403103299},"coverage":{"mean_confidence":0.9195385403103299,"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}}