{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680002586","467:4670003947","494:4940004346","467:4670002000","480:4800004617","487:4870005412","487:4870002342","480:4800004443","494:4940004719","487:4870002515","493:4930000293","480:4800001788","493:4930003015","499:4990003889","484:4840003574","480:4800005142","468:4680009167","496:4960008143","481:4810003234","488:4880000699","490:4900001576","466:4660000829","496:4960009393","484:4840003567","480:4800004802"],"twin_admin_codes":[468,467,494,467,480,487,487,480,494,487,493,480,493,499,484,480,468,496,481,488,490,466,496,484,480],"twin_sims":[0.07093743984635414,0.016136284835381577,0.010175086430587734,0.009737517949700843,0.009056331391748574,0.007746019229567555,0.006103744165105902,0.005935273393366101,0.005864006435610871,0.005488916141086043,0.005261821246337442,0.005170219031446072,0.004791750787124768,0.004305475893213052,0.004172951211713864,0.00323535599951221,0.003108463018834826,0.0028653352982941313,0.002839209096040872,0.002613291946506351,0.0025257981475528247,0.0025175744719782693,0.002259905601924236,0.002187572495916861,0.0017019324823417936],"twin_dists":[0.29876535043025004,0.3731122384053532,0.39340665319108314,0.3952867808664126,0.39836937191006644,0.40493258194749016,0.4147391997524035,0.4158759621453399,0.4163656239972766,0.4190349349614417,0.42073232820359874,0.4214358163036537,0.42446747473156066,0.42869865034912913,0.42992699624390207,0.43979790619737297,0.44132974687475124,0.44443155454613303,0.4447790598218055,0.44791240653148645,0.44919295858896324,0.4493154007142424,0.4533506029126071,0.45455932514745145,0.4637807183232758],"n_dims_used":43,"mean_confidence":0.9163959414459938},"coverage":{"mean_confidence":0.9163959414459938,"n_dims_used":43,"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}}