{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005028","490:4900006322","490:4900004745","490:4900005029","490:4900005287","490:4900005166","490:4900005030","490:4900005291","490:4900006311","490:4900005429","490:4900006310","490:4900005684","490:4900005956","490:4900005954","490:4900005953","490:4900005955","490:4900007293","490:4900007532","490:4900006440","490:4900006926","490:4900005031","490:4900005958","490:4900003636","490:4900005683","490:4900005556"],"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":[0.9091396151681818,0.8752025439791922,0.8407794663039481,0.763523734444519,0.7502582026464294,0.7410504763686643,0.711713055565692,0.6944869096049338,0.5915683429061075,0.5774589240162091,0.5616089399760084,0.5594430618747256,0.5570981468818712,0.5555285647813936,0.5482868814137113,0.5389619498810819,0.538505945610697,0.5028750749221699,0.4941127721420087,0.4877770053034875,0.47512972918361857,0.46385821925917375,0.43797731212681823,0.4368246416463475,0.42365007801341326],"twin_dists":[0.05668738096065914,0.06705849802296254,0.07648843922498164,0.09540447034653507,0.09845443212873149,0.10054777402853793,0.10710991732003045,0.11090124840850663,0.13307896697989674,0.13610424497279897,0.1395107737827888,0.13997716826077727,0.14048239974724022,0.14082075111013984,0.14238374340867638,0.14440154364188762,0.14450038116315708,0.15228175466842522,0.15421647983259917,0.15562160611760714,0.15844340385821135,0.16097902993576993,0.16688625701339688,0.16715239486057043,0.17021462007684068],"n_dims_used":45,"mean_confidence":0.9007051255967882},"coverage":{"mean_confidence":0.9007051255967882,"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}}