{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007914","490:4900009028","490:4900008025","490:4900007912","490:4900008471","490:4900008570","490:4900008794","490:4900009027","490:4900008470","490:4900009234","490:4900008465","490:4900008571","490:4900008693","490:4900009136","490:4900009040","490:4900009131","490:4900008696","490:4900007796","490:4900008916","490:4900007913","490:4900008914","490:4900008024","490:4900008591","490:4900008017","490:4900008247"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5312641508842229,0.29496296977830977,0.2259565136550695,0.19327965418314175,0.19074948793498006,0.1590251221720418,0.1535465026095409,0.13292187707849423,0.10288201274256392,0.09558558179553814,0.07974423245992095,0.07220636129108848,0.0703488082145265,0.0695792247494896,0.06731488138367303,0.06593847351189543,0.06382198092150758,0.06379454274229503,0.0617050546885069,0.05596624614412653,0.05050353494696435,0.04637668810073282,0.036815346138205536,0.03377922226554903,0.03317583321035918],"twin_dists":[0.14607224663154106,0.20294570345638477,0.22400338898856054,0.23547194793240767,0.236413971622929,0.2490539681661682,0.2514171369908778,0.26091482041072367,0.27698135877709934,0.28142535518116535,0.2920837003775416,0.2977626980653065,0.29923540920564673,0.2998548086809692,0.3017101435369723,0.30286291531436677,0.3046744539451135,0.30469825921257787,0.3065362254479915,0.3118614228796451,0.317367752891664,0.32186652237181235,0.3337466302801602,0.33806852387308256,0.3389666188819187],"n_dims_used":45,"mean_confidence":0.8913835313585069},"coverage":{"mean_confidence":0.8913835313585069,"n_dims_used":45,"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}}