{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009949","490:4900008008","490:4900009950","490:4900010025","490:4900012165","490:4900011828","490:4900011100","490:4900010304","490:4900010303","490:4900010311","490:4900008340","490:4900008783","490:4900012104","490:4900010028","490:4900010026","490:4900007786","490:4900011755","490:4900010221","490:4900008789","490:4900012047","490:4900012115","490:4900010392","490:4900012178","490:4900008782","490:4900010308"],"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":[0.16686024277658526,0.15593616416535144,0.14638066729343513,0.11754748289686588,0.10937201908859877,0.10622772050631149,0.10577957411598932,0.10036133037838282,0.09956945854598588,0.09387866016940999,0.0891826384596365,0.08858459370168142,0.08758756207387768,0.08675101120738518,0.08429498811403313,0.08110049853496422,0.08108072646761234,0.0799075758435073,0.07720315188731597,0.07311646990949172,0.07139384233889354,0.06879809159103066,0.06808613611552755,0.0679231162629238,0.06399680769220446],"twin_dists":[0.24577515278678477,0.2503789175929765,0.2546033386704156,0.2687437328450666,0.2732307469861228,0.2750256060469897,0.2752847670963657,0.2784878678153365,0.2789672426909694,0.28250326300314776,0.2855507851683867,0.28594795478927176,0.2866148549949213,0.28717908207673815,0.28886099828727324,0.29110816149990776,0.2911222889660553,0.2919655089167332,0.2939478851915486,0.29705231792015613,0.29840305738771616,0.30048922196750216,0.30107257408264526,0.30120684498621364,0.30452297121149924],"n_dims_used":44,"mean_confidence":0.8899026350541548},"coverage":{"mean_confidence":0.8899026350541548,"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}}