{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000690","480:4800000546","480:4800000680","480:4800000725","480:4800001194","480:4800000655","480:4800000542","480:4800000612","480:4800000549","480:4800000654","480:4800000611","480:4800000470","480:4800000657","480:4800001089","480:4800000411","480:4800000622","480:4800000447","480:4800001086","480:4800001043","480:4800000395","480:4800000804","480:4800000695","480:4800000437","480:4800000970","480:4800000799"],"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":[0.5859750063739981,0.5659952594330211,0.5433572754826288,0.5322761197092796,0.5221266384866894,0.5047132280350195,0.5040696777952183,0.4837183707754592,0.48179916931151273,0.47585518055116816,0.4733369300404173,0.46404004643557395,0.4597022741976222,0.45885764648090877,0.4487734326074594,0.44640291207121885,0.4130477703507568,0.3814950806773927,0.3812783934128821,0.37782520936235564,0.3753113417201273,0.3734835978182371,0.3696702478970332,0.35468068860701885,0.3495207804839288],"twin_dists":[0.1342776766686214,0.1385669579999692,0.14344967355160815,0.1458523339143819,0.14806205550900392,0.1518770797414413,0.15201871383121404,0.1565246135780775,0.15695243537185483,0.1582809009811756,0.158845345585742,0.16093796017034723,0.16191929278421704,0.16211075380037698,0.1644066482162801,0.1649491217408297,0.17270787511560773,0.18030183925880647,0.18035498290508659,0.1812038708226015,0.1818242221913983,0.1822765355415265,0.18322375736489233,0.18699557281993415,0.18831283494354248],"n_dims_used":43,"mean_confidence":0.9151955538017805},"coverage":{"mean_confidence":0.9151955538017805,"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}}