{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002986","490:4900003391","490:4900004354","490:4900001510","490:4900002995","490:4900003252","490:4900003119","490:4900003135","490:4900004365","490:4900003130","490:4900003670","490:4900003794","490:4900003521","490:4900002696","490:4900001647","490:4900003952","490:4900003139","490:4900001642","490:4900002695","490:4900001373","490:4900002993","490:4900003125","490:4900003648","490:4900003134","490:4900001383"],"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":[0.3731168359035196,0.2610683487931083,0.23912865530580535,0.23271411242735143,0.20846324931108476,0.1963548721174656,0.1934759445675672,0.1848112130524905,0.1830079377892707,0.14327089558818962,0.14061500739019064,0.13001320819260223,0.11329193354653301,0.10809940076484371,0.09484599087285724,0.09420170855018044,0.09340173313251934,0.09063026714577627,0.0806251601356614,0.08039883493629638,0.07902537746831147,0.07817327174888015,0.07792867977646212,0.0778118865027106,0.07743845417522205],"twin_dists":[0.18236742942972792,0.21284942928315656,0.21969555106136,0.2217733462606253,0.22999099739741494,0.23433847142709682,0.2353992255608736,0.23865973009342145,0.23935172125918816,0.2560219866765733,0.2572517944566219,0.2623412713893108,0.2710482298041493,0.2739523128505533,0.28189052388904257,0.28229808231162523,0.28280719836413526,0.28459806549111116,0.2914485655223304,0.29161120920647365,0.29260616753802704,0.29323044850603963,0.29341065457672616,0.2934968638878048,0.29377320786371725],"n_dims_used":45,"mean_confidence":0.912302992078993},"coverage":{"mean_confidence":0.912302992078993,"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}}