{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012698","490:4900012837","490:4900012957","490:4900012340","490:4900013002","490:4900012415","490:4900013069","490:4900012831","490:4900012259","490:4900013037","490:4900012765","490:4900012890","490:4900012476","490:4900012955","490:4900012256","490:4900012273","490:4900012900","490:4900012260","490:4900013098","490:4900012489","490:4900013209","490:4900012547","490:4900012417","490:4900012991","490:4900012630"],"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":[0.8293475342230425,0.7588907199684737,0.5787064259506932,0.5508723373138827,0.49545737094495634,0.4183934456744408,0.410454896983889,0.39666775500336365,0.3966149533356515,0.37096039512418433,0.3696133052451163,0.3496938544227752,0.3479346117916843,0.31347801531653163,0.30762311688204264,0.2970732601779354,0.28423827398760504,0.2807860655744248,0.24903561052066117,0.23519313385696344,0.2334382081554026,0.22744231009376817,0.22532511098342,0.22521978358522063,0.2239454436040339],"twin_dists":[0.0794500720910762,0.0964745406494143,0.13583654102119624,0.14182534129138513,0.15391896238931582,0.17144741168315625,0.17332179553137034,0.17661557349348658,0.17662828663010904,0.18290275033274583,0.18323793832848942,0.18826848734736748,0.1887198049664561,0.1978211465184266,0.1994222555242822,0.20235232883663348,0.20600094930652285,0.20699909248360437,0.21655645872609883,0.22096595474361203,0.2215369348882226,0.22350932547403107,0.22421399852489896,0.22424916948262502,0.22467556682991421],"n_dims_used":45,"mean_confidence":0.909052022298177},"coverage":{"mean_confidence":0.909052022298177,"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}}