{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001630","480:4800001734","480:4800001402","480:4800001798","480:4800001391","480:4800001465","470:4700004374","480:4800001338","480:4800001449","480:4800001520","470:4700005209","470:4700006356","480:4800002215","480:4800001623","480:4800001466","480:4800002022","480:4800001569","470:4700004888","480:4800001684","480:4800001579","480:4800001512","480:4800001501","480:4800001096","480:4800001607","499:4990000053"],"twin_admin_codes":[480,480,480,480,480,480,470,480,480,480,470,470,480,480,480,480,480,470,480,480,480,480,480,480,499],"twin_sims":[0.32084627993413656,0.2728105915305141,0.25963015939640743,0.24155965026728532,0.2338842116963381,0.22422997009764356,0.2224990261008046,0.22054045128006203,0.21971331196318655,0.2163109824045452,0.2144944529051376,0.2118520219948707,0.2094462265338856,0.20406176653096258,0.20300069049979488,0.19326018975975318,0.19216619567485194,0.18574769448594466,0.18012309476306895,0.17819987289175726,0.17487391165265917,0.17178918542982258,0.16932685939460812,0.16452316957578444,0.16418294265453054],"twin_dists":[0.19583015506951937,0.20933394741301864,0.21328674001928888,0.21891760365778493,0.22139155782653427,0.22458022384549253,0.22516150406869376,0.22582287751136518,0.22610336676064513,0.22726463173406292,0.22788967902634857,0.2288053257538275,0.22964573045703082,0.23155077209580752,0.23193022876105432,0.2354791619821905,0.23588544195479239,0.23830223772766773,0.24046883345733244,0.24122062848967432,0.24253448118287213,0.24376906540475204,0.24476599135920882,0.2467412830932032,0.24688275572509152],"n_dims_used":43,"mean_confidence":0.9217427275901617},"coverage":{"mean_confidence":0.9217427275901617,"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}}