{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000502","480:4800000339","480:4800001032","480:4800001072","480:4800000383","480:4800001190","480:4800000398","480:4800000727","480:4800000618","480:4800000995","480:4800000400","480:4800000347","480:4800000883","480:4800000569","480:4800000501","480:4800000606","480:4800000543","480:4800000367","480:4800000679","480:4800000717","480:4800000503","480:4800000844","480:4800000469","480:4800000354","480:4800000993"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4823556638363463,0.4607187601070279,0.4573156611408077,0.4280809764692431,0.40862683304639186,0.3795116421291668,0.27258476903318507,0.26017099168718716,0.23942144699950216,0.2290158574438931,0.2278615334959125,0.22662597048480593,0.21909606453281194,0.21853481850327933,0.20498948791500898,0.18918463394496607,0.183648378610798,0.17956253166267017,0.17422437482522013,0.17316310474978225,0.16372003510091668,0.1590968045872091,0.15521758761462986,0.14884465529504728,0.14667204983637058],"twin_dists":[0.156828328585818,0.16168904100722573,0.1624606187949846,0.16918044183246267,0.17375565207502583,0.18078883218649622,0.209400662586021,0.21312211076674215,0.2196015829049449,0.222988407936538,0.2233703105447078,0.22378051244749747,0.22631314136864086,0.22650422793825462,0.2312201116552472,0.23700096568079873,0.239105409623338,0.24068736964846052,0.24279314116161216,0.24321724796431773,0.24707558215405723,0.24902344497979845,0.250689880862898,0.2534950447839686,0.2544715603646656],"n_dims_used":43,"mean_confidence":0.9130487663801327},"coverage":{"mean_confidence":0.9130487663801327,"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}}