{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002785","490:4900004030","490:4900003753","490:4900002335","490:4900002466","490:4900004859","490:4900003725","490:4900007382","490:4900006647","490:4900002637","480:4800004714","490:4900002004","487:4870003397","490:4900002171","490:4900004179","490:4900002003","490:4900002176","490:4900003892","490:4900004150","490:4900002606","487:4870011474","494:4940005463","490:4900000782","490:4900003477","496:4960012189"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,480,490,487,490,490,490,490,490,490,490,487,494,490,490,496],"twin_sims":[0.8185011650003474,0.7561901112366399,0.6707335567290675,0.6087416873623941,0.5380225210632902,0.513542082875986,0.4694492737868792,0.4587279974332442,0.44919295954112287,0.44778166994176866,0.4031730701354502,0.39725463067958877,0.3823345618360057,0.38071898776729424,0.3782005670398046,0.3661024844959625,0.3658495314092634,0.3634855008631163,0.3615211535541596,0.3604839046604225,0.35637528793146445,0.3521265297599924,0.35174923725537366,0.345066004559317,0.34300683147191274],"twin_dists":[0.08219740989629795,0.09709583173453296,0.11607369164275445,0.12940104486157475,0.14460517951406537,0.1499387653352298,0.15971869499923605,0.16214015392739764,0.16431075568522968,0.16463347261780095,0.17505513795682429,0.17647432281756276,0.1800960891766326,0.18049224725317822,0.1811114159591556,0.18411438756246198,0.1841776976169442,0.18477044532730266,0.18526446282729336,0.1855258728990683,0.1865651348701112,0.18764636168524298,0.18774270204704763,0.18945830623188026,0.18999043202150956],"n_dims_used":44,"mean_confidence":0.9157589132135565},"coverage":{"mean_confidence":0.9157589132135565,"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}}