{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002754","490:4900002457","490:4900002902","490:4900002903","490:4900002456","490:4900004429","490:4900003758","490:4900002627","490:4900004000","490:4900003586","490:4900003197","490:4900003756","490:4900003329","490:4900003476","490:4900004430","490:4900002319","496:4960000563","487:4870002765","496:4960004654","490:4900004561","496:4960004348","467:4670003456","470:4700002789","496:4960001043","490:4900004567"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,487,496,490,496,467,470,496,490],"twin_sims":[0.7248790915303284,0.6786332523293163,0.6680563632180709,0.6187644205337243,0.614143017014551,0.5176043127583057,0.49381120552472446,0.43602132559601714,0.4054036222247531,0.4050834319508742,0.3947841549866271,0.3792483353035318,0.3435682612499944,0.3227707769799323,0.32163831664250236,0.29544736056128806,0.280543200802529,0.2676393393412498,0.2659497104887531,0.2592043197591082,0.25504942755237897,0.25266355030181814,0.24344231849418532,0.23446442310254953,0.23062282885031563],"twin_dists":[0.10418336903260826,0.1143595454517944,0.11665342541751277,0.1272545537236868,0.12824439149996647,0.14904976983362922,0.15428323926912318,0.1673380354520871,0.1745227159174158,0.1745990630652883,0.1770695734755492,0.18085357417779424,0.18984518089854066,0.1953143787293675,0.19561767578125,0.20280928100770443,0.20706959135472922,0.2108703347404044,0.21137630773610128,0.21341651742154907,0.21468986722315725,0.2154270144285507,0.21831860750317172,0.2212027068967129,0.22245886067399806],"n_dims_used":44,"mean_confidence":0.9163045883178711},"coverage":{"mean_confidence":0.9163045883178711,"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}}