{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000904},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001624","495:4950001056","480:4800000560","495:4950001685","480:4800000907","480:4800000947","480:4800001187","495:4950001503","480:4800000522","480:4800000601","480:4800001111","480:4800000946","480:4800000944","480:4800000524","480:4800000330","480:4800000638","495:4950001152","480:4800000906","495:4950001562","480:4800000948","495:4950001625","495:4950001745","480:4800001110","480:4800000985","495:4950001563"],"twin_admin_codes":[495,495,480,495,480,480,480,495,480,480,480,480,480,480,480,480,495,480,495,480,495,495,480,480,495],"twin_sims":[0.20632932514887437,0.09158291499201891,0.09032499209653157,0.08343259477391565,0.0830002668913851,0.06769564267691353,0.06480673278466285,0.06424926028371371,0.05081327075053568,0.04948064262021397,0.046887350486469116,0.046719603363500825,0.04279449094390579,0.04111270058632809,0.03913521767032375,0.03865202184298238,0.037896870913770815,0.03159525898201614,0.027688392300104912,0.027028798501147294,0.026838103616294427,0.02445174451944195,0.022947093850895828,0.022667063851234116,0.0226039836284053],"twin_dists":[0.23074436679454802,0.28397765958420296,0.284797965935612,0.2894608485006106,0.2897634256114372,0.30139464218070566,0.3038255775680332,0.30430482405929554,0.31704262915617365,0.31845339457457117,0.3212921235190905,0.321480227474931,0.3260520098064297,0.3281195163268587,0.3306438406063269,0.33127701307310814,0.33228009940236725,0.3413870507085965,0.3478475215962025,0.34901469283204245,0.34935670385069345,0.3538241436431727,0.3568389391342222,0.3574188524128834,0.3575503425898436],"n_dims_used":43,"mean_confidence":0.9022915862327399},"coverage":{"mean_confidence":0.9022915862327399,"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}}