{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001703","493:4930001154","480:4800004807","493:4930001697","493:4930000932","493:4930001704","493:4930001270","493:4930002696","493:4930001550","493:4930000824","493:4930000931","493:4930002015","493:4930000146","493:4930000716","493:4930001046","493:4930002695","493:4930001158","493:4930001399","493:4930001040","493:4930002526","493:4930001537","493:4930001409","493:4930002016","493:4930001867","493:4930000610"],"twin_admin_codes":[493,493,480,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.5646388086417381,0.5464888751839027,0.5464034590932959,0.5349853384366169,0.5090774706048207,0.47076514744847076,0.46528079314695253,0.4594233070800596,0.44824746497601287,0.4391731054606446,0.4369905396068398,0.4299272969215918,0.4230378716691685,0.4228636117664335,0.4189825516565012,0.3929826809292396,0.3871459152028508,0.38537321026428534,0.3678527924694251,0.33967490832040026,0.338865360645952,0.3373883089077082,0.33329170910934736,0.33293540636645746,0.3285108360476724],"twin_dists":[0.1388587297205882,0.14277233326872382,0.14279079905726774,0.14526401167116573,0.15091785064096275,0.1594228174899024,0.1606578589479217,0.16198251540370537,0.16452691785247844,0.16661045435334298,0.1671140739044225,0.16875081084197885,0.17035786282706977,0.1703986516528528,0.17130892909161452,0.17750471599116546,0.1789210080219145,0.17935314375940575,0.18367691388473292,0.1908550793027327,0.1910658456355336,0.1914510966331823,0.19252438830417318,0.19261807613442453,0.19378609244206926],"n_dims_used":44,"mean_confidence":0.9248280958695845},"coverage":{"mean_confidence":0.9248280958695845,"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}}