{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002381","480:4800002241","480:4800001530","480:4800001531","480:4800001357","480:4800002513","480:4800002149","480:4800002098","480:4800001483","480:4800002240","480:4800002332","480:4800002468","480:4800001646","480:4800001424","480:4800001698","480:4800002376","480:4800001584","480:4800001236","480:4800001875","480:4800001873","480:4800002507","480:4800002096","480:4800002524","480:4800001244","480:4800002100"],"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":[0.6642102910858642,0.6255639350753479,0.5794940260844288,0.5432620301753116,0.49599817336443186,0.4820473258463321,0.47940055528272324,0.4528840093970927,0.43023082546098035,0.4048208902952264,0.3893446752359673,0.3865646246645613,0.36567068246835244,0.3615424327953753,0.36117539180192637,0.33802791596055126,0.3339217800097481,0.32579006726820914,0.32410780598260847,0.31202198884335647,0.30079812025372626,0.29629475892562884,0.2929688179109836,0.28984365707739346,0.28540273428678287],"twin_dists":[0.1174853077349322,0.125797602970631,0.13566755397399655,0.14347028521757305,0.153799365538825,0.15689708710009417,0.15748788311117906,0.16346851748379035,0.16868025322938027,0.1746616844148103,0.17838631000898406,0.1790626067515749,0.18422247388665727,0.18525910397860743,0.18535156008817874,0.19128416021233746,0.19235884812485612,0.19450863396498363,0.19495705686485465,0.1982177099140177,0.20131098002570852,0.20257093901564732,0.2035087298728027,0.20439567547371715,0.2056659176734654],"n_dims_used":43,"mean_confidence":0.9135096350381541},"coverage":{"mean_confidence":0.9135096350381541,"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}}