{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002527","487:4870002729","487:4870001832","487:4870001646","487:4870002352","487:4870001822","487:4870002271","487:4870002013","487:4870002356","487:4870002273","487:4870002355","487:4870003950","487:4870002192","487:4870003928","487:4870001731","487:4870001374","494:4940007929","494:4940005715","487:4870002524","487:4870002731","487:4870003492","487:4870002855","487:4870001831","494:4940006694","487:4870002264"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,494,487,487,487,487,487,494,487],"twin_sims":[0.5637667362744367,0.4555555931374249,0.3400538194483191,0.27906681034553155,0.27586935913602534,0.2608615216591481,0.2406332162617607,0.23834750358588674,0.23254823735871807,0.21956232866878933,0.21941631928047725,0.2019038577060446,0.1895434708696401,0.1762501761161237,0.17329098383491745,0.16938550825019105,0.16871523340138986,0.16331063336381374,0.16286514809080554,0.15609215062361742,0.14259918662215396,0.14070298520648286,0.1302316497283825,0.12997843969130693,0.12870028293740066],"twin_dists":[0.13904635812534946,0.16286048610337145,0.19075652220775866,0.20749895779221555,0.2084336109027324,0.21291222593979314,0.219213471570026,0.2199466196778165,0.22182757112471924,0.22615464265101157,0.2262042518198203,0.2323239063903838,0.23686606289654397,0.2419886772757094,0.24316604644088616,0.2447421255437656,0.24501523333018824,0.24724644952699182,0.24743272941251337,0.2503115530627147,0.2563314087578048,0.2572107806972747,0.262233313694204,0.2623584672299769,0.2629930446914371],"n_dims_used":43,"mean_confidence":0.9128799438476562},"coverage":{"mean_confidence":0.9128799438476562,"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}}