{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001419","477:4770001364","477:4770001189","477:4770001133","477:4770001134","477:4770001253","477:4770001138","477:4770001365","477:4770001010","477:4770000949","477:4770001252","477:4770000950","477:4770001135","477:4770001063","477:4770001243","477:4770001132","477:4770001074","477:4770001420","477:4770001245","500:5000001489","477:4770000948","477:4770000768","477:4770000947","477:4770000890","477:4770001371"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477],"twin_sims":[0.8883328090956571,0.8219959383935043,0.8184818225995935,0.8095902421904467,0.8070461763598035,0.8057458889778258,0.7799994336223302,0.7616855224097542,0.7610784125218932,0.7527621673258907,0.7288686733791909,0.7187315410944389,0.7105189047605412,0.7032860759113447,0.699670285684659,0.6986877175906063,0.6838775068205741,0.680449148031557,0.6725026186018072,0.6499812330354133,0.6313963602047598,0.6298562004407937,0.6111022711250038,0.6031034461411062,0.5960547901870019],"twin_dists":[0.0632020074464996,0.08131840329875106,0.08220225912822525,0.08441382768660989,0.08504040060361724,0.08535962721392683,0.09155222574728505,0.09582968537325852,0.09596993273239456,0.09788193849868654,0.10329092126917562,0.10555326642916545,0.10737403758148378,0.1089694987162759,0.10976447006378208,0.10998021155062913,0.11321844629104315,0.1139647237847358,0.11569029118042104,0.12055427993929,0.12454705578378486,0.1248773740754208,0.1288955640698577,0.13060835347812624,0.13211787418116874],"n_dims_used":45,"mean_confidence":0.9225147671169704},"coverage":{"mean_confidence":0.9225147671169704,"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}}