{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008272","490:4900005077","490:4900005069","490:4900006366","490:4900004511","490:4900009768","494:4940008767","490:4900011940","490:4900010978","490:4900007703","490:4900007935","490:4900008487","490:4900007828","490:4900008165","490:4900005206","490:4900006002","490:4900009363","490:4900009260","490:4900003539","494:4940008998","490:4900005070","490:4900007934","490:4900009472","490:4900009876","490:4900008846"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.018186738840061646,0.005167223600139692,0.004739365788812278,0.0031845710766489083,0.002957734200260619,0.002617522527278317,0.0018395529734066655,0.0014675288407735858,0.001365304645481647,0.0012777371987249921,0.0012223439839789895,0.0009558306301849144,0.0009162968491389892,0.0007095722520541764,0.0006497274307035408,0.0005666309545703483,0.0004851180631917849,0.0004576838370199264,0.0004249078854779511,0.00033800279732250696,0.0003244616145826328,0.0002849663118992803,0.0002764423113593923,0.00023827973964721423,0.0002293642144879723],"twin_dists":[0.3676646764124392,0.4214590105656934,0.42490406847011736,0.44040427800741727,0.44322536980885024,0.4478514886349444,0.46094403019821434,0.4691391283403674,0.47172794134707013,0.47409220960106696,0.47566643881519444,0.48430925353750726,0.48577816058845497,0.4945762433018165,0.497572115339109,0.5021896398815623,0.5073795233386482,0.5093111080048137,0.5117660675303146,0.5192529607035494,0.520579435133726,0.5247681344139682,0.5257433589982055,0.5304880849379262,0.5316992150730483],"n_dims_used":45,"mean_confidence":0.9376912434895833},"coverage":{"mean_confidence":0.9376912434895833,"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}}