{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009146","490:4900009034","490:4900009459","490:4900009657","490:4900009458","490:4900009349","490:4900009655","490:4900009353","490:4900008921","490:4900009656","490:4900008681","490:4900008811","490:4900009456","490:4900009658","490:4900008812","490:4900008928","490:4900009555","490:4900009457","490:4900009659","490:4900009033","490:4900009144","490:4900008590","490:4900008481","490:4900009246","490:4900009451"],"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":[0.23368323056311283,0.036534821159751915,0.013477433612643518,0.013404479004241486,0.012824940574315673,0.011016308528019523,0.005972987904621659,0.0015515715124085746,0.00048528394741111753,0.0002527810997088051,0.00017232827999506085,0.00011781267807225442,0.00010917345967405248,0.00009060932300403954,0.00004644374935104426,0.00004495987903763552,0.00002361155905224488,0.000015335533720709133,0.000009310625229197853,0.000006532791446618753,0.00000601073036165287,0.000005699884461088483,0.000004550083076313227,0.000004469668875540656,0.0000037890639032284053],"twin_dists":[0.22145704608757247,0.334132981283164,0.38116507366013225,0.38140518985336846,0.3833547955012668,0.38998601148656237,0.4156189760330878,0.46713262318614374,0.5073681574602311,0.5286062880384168,0.5406932214459137,0.5524297892721496,0.5547502509069714,0.5603885759406319,0.580155852276835,0.5810991542695128,0.5995019325641984,0.6115237279578768,0.625136360551886,0.6346246416077007,0.6368344675704745,0.6382393495214213,0.6441660684588552,0.6446328054239961,0.6489408906048794],"n_dims_used":45,"mean_confidence":0.8847954644097222},"coverage":{"mean_confidence":0.8847954644097222,"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}}