{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007941","490:4900011338","466:4660004472","466:4660009337","490:4900011138","490:4900008175","466:4660011810","490:4900010783","490:4900011047","487:4870004524","490:4900011592","490:4900011339","490:4900010105","490:4900009499","490:4900010716","490:4900010945","490:4900011046","466:4660009667","490:4900005886","490:4900012221","490:4900010186","490:4900008843","490:4900005894","466:4660004462","466:4660011160"],"twin_admin_codes":[490,490,466,466,490,490,466,490,490,487,490,490,490,490,490,490,490,466,490,490,490,490,490,466,466],"twin_sims":[0.0025818174144688825,0.0014690601099384773,0.000331095719330068,0.00029497486085864775,0.00028723219326315846,0.00028164810778609197,0.0002493699700020411,0.00019680190438505385,0.00013410116017208704,0.00012085630723256167,0.00011420193182158925,0.00007935273738870439,0.00007770178111123023,0.00007428938716326292,0.0000742413618880863,0.00006322186137412915,0.00006115453411087847,0.00006030616390958382,0.00005218377803275086,0.000048585070054725316,0.00004196068325364272,0.000040805022585749914,0.00003960725719947321,0.000030511603342827342,0.00003044695325828893],"twin_dists":[0.4483684785739261,0.4691016308843757,0.5199232128650583,0.5236574251849578,0.524513505141775,0.5251444697286001,0.5290396371442825,0.5365345323635412,0.5484615472808909,0.5516504503970735,0.5533793968920437,0.5643672679823493,0.5649952908125567,0.5663344502158301,0.5663537099739475,0.571118842955255,0.5720998895096602,0.5725116135947654,0.5767579282456284,0.5788438812306784,0.5830996391530131,0.58390695320232,0.5847669480384634,0.5922448505420894,0.5923052577596072],"n_dims_used":45,"mean_confidence":0.9129979451497395},"coverage":{"mean_confidence":0.9129979451497395,"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}}