{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001781","480:4800001519","480:4800002026","480:4800001688","480:4800001896","480:4800001839","480:4800002008","480:4800001954","480:4800001455","480:4800001690","480:4800002065","480:4800002122","480:4800002534","470:4700006767","480:4800001281","480:4800001782","470:4700005047","493:4930004805","480:4800002128","480:4800001608","480:4800002217","480:4800001831","480:4800002355","480:4800002064","466:4660005281"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,470,493,480,480,480,480,480,480,466],"twin_sims":[0.4908942401030947,0.4319609465623376,0.35270923523213105,0.32544947494891596,0.32166115561732145,0.2857363441499108,0.26035012976274124,0.24704788674608302,0.2451543625165741,0.23192102827572433,0.22071823419697198,0.2086077520721342,0.2069794149976847,0.19807039821740557,0.1944550438016872,0.19040947745244668,0.17795895579228957,0.17580536426399077,0.17556149983984914,0.17501513293009602,0.17107871560481383,0.16920450281483787,0.16820399174530806,0.16683535086452606,0.16248454517777888],"twin_dists":[0.15492960209892473,0.16827845852696313,0.1874976754044438,0.19459931818131074,0.19561155312607773,0.20557008499876925,0.21306762861411208,0.2171797421668458,0.21777649094703255,0.22203283706677682,0.22576268195652968,0.22994017197356986,0.23051429557119582,0.23371149559407048,0.23503724949425794,0.23654122636147176,0.24131520909466095,0.24216474918440783,0.24226141386237887,0.24247833447663567,0.2440556569062009,0.24481580070810385,0.24522406690989554,0.24578539133675262,0.2475921713424711],"n_dims_used":43,"mean_confidence":0.921834014182867},"coverage":{"mean_confidence":0.921834014182867,"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}}