{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001787","490:4900002540","490:4900002391","490:4900002539","490:4900001935","490:4900002242","490:4900001788","490:4900002089","494:4940004438","494:4940003837","494:4940004079","490:4900013016","490:4900002241","490:4900012534","490:4900006555","490:4900007167","490:4900013015","494:4940005574","494:4940004200","490:4900002088","490:4900001934","490:4900012977","490:4900000747","490:4900000748","489:4890005449"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,494,494,490,490,490,490,490,490,494,494,490,490,490,490,490,489],"twin_sims":[0.8084748707579726,0.5860824000175421,0.26218380199724917,0.2556422241352828,0.11793348422678317,0.11632629242774008,0.06597037423052467,0.03169928423825589,0.016935353848155966,0.014862879517968561,0.014646506598664701,0.011575960732931417,0.008126460700730613,0.0075897608879952165,0.005886059500210031,0.005551468990260628,0.004265671994691527,0.0034768466548793825,0.0028222989084499715,0.0024852880408345558,0.0023220338897500838,0.0017831991953186298,0.001439028464870057,0.001350591049888856,0.0013225558785330948],"twin_dists":[0.08468885813042831,0.13425465478810233,0.2125112933776277,0.2145073945353687,0.2685378884349838,0.2693983939206506,0.3028359765635682,0.34122460550272427,0.3709208035266573,0.37681011590347374,0.37746600111642514,0.387836824433505,0.4029304337968447,0.40578057604510864,0.4162135302687987,0.4185785497715724,0.429063934079279,0.437028307040483,0.4450055453137127,0.44979968447103835,0.4523404333753998,0.46208116924144893,0.4698437169908792,0.47211521489105807,0.4728640422726213],"n_dims_used":44,"mean_confidence":0.9136190414428711},"coverage":{"mean_confidence":0.9136190414428711,"n_dims_used":44,"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}}