{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004428","470:4700004264","470:4700003575","470:4700004966","470:4700004606","470:4700003920","470:4700004948","470:4700003753","470:4700003580","470:4700004096","470:4700002761","470:4700003919","470:4700002549","470:4700003745","470:4700003413","470:4700002416","470:4700004955","470:4700003581","470:4700002752","470:4700002934","470:4700003061","470:4700004089","470:4700004260","470:4700004435","470:4700003742"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.5477955232724225,0.5383582806176669,0.5336865265968712,0.5036321831449566,0.44932877060368,0.4313459949103825,0.40522995864562145,0.3859335305721347,0.3822510583032981,0.37600864086093333,0.3726367198131076,0.36976807094752645,0.36440533034478717,0.3642314106632265,0.3642064740969436,0.3521737003239212,0.3474461118219329,0.3441159035346018,0.34221126031033844,0.34167551579346095,0.3359947505068892,0.3241755293315761,0.3224103049161389,0.3210626571417838,0.3184308963487536],"twin_dists":[0.14248991549931175,0.1445323905384323,0.1455459800688606,0.15211502658354747,0.16427972014725128,0.16842119692708313,0.17456412144982444,0.17921645162184527,0.18011654549465456,0.18165194568426765,0.18248648224371816,0.1831993981086014,0.18453958043571259,0.18458320935921851,0.18458946572687765,0.18763432062545754,0.1888453379224506,0.1897036184378804,0.1901964764766054,0.19033537265277437,0.19181540607501985,0.19493897961198392,0.1954108562771499,0.19577207854359593,0.19647995126647336],"n_dims_used":43,"mean_confidence":0.9137647761855014},"coverage":{"mean_confidence":0.9137647761855014,"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}}