{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003407","480:4800003588","480:4800003178","480:4800003131","480:4800003268","480:4800003046","480:4800003530","480:4800003012","480:4800003137","480:4800003304","480:4800003591","480:4800003461","480:4800003138","494:4940003054","480:4800003132","480:4800003223","480:4800003527","480:4800002970","480:4800003471","480:4800003182","480:4800002971","470:4700006791","470:4700005965","494:4940006049","494:4940003056"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,480,480,480,480,470,470,494,494],"twin_sims":[0.7652578052747134,0.7422115360997156,0.5731257683442941,0.5537261329968338,0.5290581173328449,0.5160842770762303,0.4993930631807715,0.4702971160045735,0.4697924033131531,0.4342742941601906,0.41341356104816124,0.4111458162515412,0.4070406685098991,0.34532132781602587,0.3433006241121035,0.33196334692048457,0.3251036381219305,0.3048758001736286,0.28544660888757634,0.2700900580136876,0.26484180670137575,0.264452767727735,0.25911714685217807,0.25354604473657416,0.25060449704199306],"twin_dists":[0.09500254413529678,0.10028480154805429,0.1370345215640685,0.14120947387274477,0.14655194949137354,0.14938222009774668,0.15304944232425013,0.1595280235218318,0.15964151449105968,0.16774223268366256,0.17262140133806086,0.17315803987204123,0.17413279268903978,0.1893924438984666,0.18991440725767983,0.19287395233739996,0.19469145264141569,0.20017958788639828,0.2056533104240561,0.21013995678219852,0.211709165180206,0.2118262535328255,0.21344310048017825,0.21515384316743066,0.21606675486227633],"n_dims_used":43,"mean_confidence":0.9218930976335392},"coverage":{"mean_confidence":0.9218930976335392,"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}}