{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001213","480:4800000785","480:4800001131","480:4800000830","480:4800000301","480:4800000969","480:4800000793","480:4800000999","480:4800000755","480:4800000829","480:4800000748","480:4800001037","480:4800000828","480:4800000953","480:4800000881","480:4800000925","480:4800000880","480:4800001144","480:4800000976","480:4800000912","480:4800000831","480:4800000915","480:4800000971","480:4800001133","480:4800000711"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5962302964792966,0.4313759571264777,0.3641005931496724,0.30368027582450835,0.3001356114368458,0.29796723889177407,0.28768320458605184,0.2816261176585258,0.2805378103247878,0.27547385556477233,0.2712247986082709,0.26595916731802116,0.26305960253017785,0.23591957628255403,0.22966488094047838,0.22613551611045615,0.20704493207284036,0.20631567756254826,0.20401025962221356,0.202547541629817,0.1968033592004293,0.19231694286534243,0.19222277835326082,0.1885676318164311,0.16939224219912155],"twin_dists":[0.13208028260953802,0.16841424039181954,0.18461603274550667,0.20051038186385145,0.20149564151688393,0.20210170666421376,0.20501216554306842,0.2067555264941709,0.207071156524337,0.20854968023353396,0.20980316266670732,0.2113734702574353,0.21224643641604185,0.22073041696510895,0.2227742401167451,0.2239437523612349,0.23049113601327328,0.23074920207078875,0.2315691604505809,0.23209269637997004,0.234174197325884,0.23582936297204035,0.23586438922031455,0.23723334350643088,0.2447393856966485],"n_dims_used":43,"mean_confidence":0.9146017030228016},"coverage":{"mean_confidence":0.9146017030228016,"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}}