{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005223","489:4890005416","477:4770003228","477:4770003381","477:4770003229","477:4770003299","489:4890005395","489:4890005266","489:4890005371","489:4890005163","477:4770003153","477:4770003310","477:4770003317","489:4890005344","477:4770003143","477:4770003247","489:4890005370","477:4770002680","484:4840005622","467:4670002290","477:4770003321","489:4890005134","489:4890004668","468:4680001796","477:4770002407"],"twin_admin_codes":[489,489,477,477,477,477,489,489,489,489,477,477,477,489,477,477,489,477,484,467,477,489,489,468,477],"twin_sims":[0.5065182454322528,0.49172588446349025,0.4384221602555902,0.3986377016410684,0.39565384000997234,0.391665506033068,0.3647236134296942,0.36282204292692743,0.359924800079097,0.3156557194419508,0.3071738801820026,0.30092121360908414,0.28615163764787765,0.28564198313350586,0.2814238871441193,0.2789887925617786,0.25655121368146355,0.2535044419471907,0.24311990871899505,0.2390252162519937,0.2338851931455874,0.23171653968358955,0.22808385174459314,0.22607698960265435,0.22405546980232002],"twin_dists":[0.15148008504757132,0.15474520507657474,0.1667836208571687,0.17614181943069016,0.17685983147972142,0.17782346358129583,0.18445976418256962,0.1849371478885394,0.18566693888626598,0.19722997702115144,0.19954582553940323,0.20127669631220452,0.2054508817902611,0.205597184294153,0.20681412125208787,0.20752168542080454,0.21422811213652415,0.21516670748770328,0.2184209733313076,0.2197287665362549,0.22139123811891998,0.22209983870959019,0.22329665826924835,0.22396324765927486,0.22463868820640778],"n_dims_used":45,"mean_confidence":0.9221786499023438},"coverage":{"mean_confidence":0.9221786499023438,"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}}