{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003579","490:4900003990","490:4900003575","490:4900002898","490:4900004407","490:4900002600","490:4900003585","490:4900002746","490:4900004547","490:4900004282","490:4900001670","490:4900003845","490:4900004550","490:4900002581","490:4900001832","490:4900002298","490:4900004138","490:4900002886","490:4900007621","490:4900004130","490:4900002288","490:4900002587","490:4900004143","490:4900007501","490:4900003700"],"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":[0.8403374833252896,0.6286886850444424,0.6000856830480406,0.584269963166799,0.5616000714987964,0.5579475193776291,0.5311933446867335,0.5310749839032863,0.5255510183891989,0.5058118977548743,0.49846326253466017,0.4950273511306933,0.49188471253354216,0.49112234981012254,0.4873449599586411,0.4867005250620463,0.4779873276676998,0.47419684670010154,0.45177795874916005,0.4511438122453064,0.44610043729792687,0.4440950055901943,0.43797201615651793,0.43580011152785364,0.43110299203581426],"twin_dists":[0.07660430647483941,0.12512772710154857,0.13125458153039823,0.13464322267354803,0.13951268300045394,0.14029936041830632,0.1460876369217327,0.14611336453999782,0.14731545882597713,0.1516353938218947,0.15325468930783429,0.15401408682526552,0.15470999929776136,0.1548790150738489,0.15571762226101346,0.15586088724765104,0.1578037613630443,0.1586524915665151,0.16372063190516678,0.16386528309566842,0.16501841895656078,0.1654783193182435,0.166887479156554,0.16738918029708655,0.16847762382804538],"n_dims_used":45,"mean_confidence":0.9194055345323351},"coverage":{"mean_confidence":0.9194055345323351,"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}}