{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000146","487:4870000569","487:4870000882","487:4870000377","487:4870000331","487:4870001643","487:4870000797","487:4870001529","487:4870000714","487:4870001259","487:4870001163","487:4870000722","487:4870000391","487:4870000436","487:4870001061","487:4870000637","487:4870000715","487:4870000319","487:4870000386","487:4870001079","487:4870000263","487:4870000063","487:4870001352","487:4870000087","487:4870001160"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5275445242361642,0.49631310559591885,0.4424162069207478,0.4198933955689735,0.3759074233857512,0.36635492472262643,0.3650032763000924,0.3646573654295919,0.3328894892184812,0.3309740960599108,0.32242009599697086,0.2929936331000513,0.28547315125175415,0.28135319514879087,0.26957007045308734,0.26379904557263806,0.2564326773124715,0.25495019408056674,0.24920631089455209,0.2472488126531232,0.24140647680575503,0.22513884382511193,0.21974810740395911,0.2081806820229972,0.20080878225053553],"twin_dists":[0.1468813286087464,0.15372973645820626,0.1658639270860366,0.17109497757911118,0.18167694302973006,0.18405122777492536,0.1843896617555539,0.18447637438119324,0.19263015376962594,0.19313477466747375,0.19540823497523552,0.20350170966550246,0.2056456841121201,0.20683460973614232,0.21029458261548897,0.21202324546429407,0.21426449628783165,0.21472043920248643,0.21650308170944493,0.21711659268807704,0.21896647062676372,0.22427620434091658,0.22609155312441642,0.23009045313657353,0.23271842278254803],"n_dims_used":43,"mean_confidence":0.9068016229673873},"coverage":{"mean_confidence":0.9068016229673873,"n_dims_used":43,"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}}