{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006070","490:4900003510","490:4900004480","490:4900003509","490:4900004204","490:4900006551","490:4900004753","490:4900004612","490:4900006066","490:4900002387","490:4900006071","490:4900004619","490:4900006067","490:4900006793","490:4900005942","490:4900006677","490:4900004748","490:4900006797","490:4900004060","490:4900004061","490:4900004343","490:4900002076","490:4900010655","490:4900004893","490:4900004883"],"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":[0.20573679553796034,0.15770429405552222,0.11617593995738022,0.05032141662631524,0.033131431196086726,0.025245718387023875,0.024177327085162743,0.02368232256751237,0.021658934147193633,0.01743118145211389,0.011105743051405916,0.010612887386929818,0.010306984372931642,0.009076431269873491,0.008443191402738668,0.007472566078050234,0.0069865561189681145,0.004930817860014504,0.004743812268333733,0.00421931222316648,0.00409476110880858,0.0029668438889100604,0.0029379812078685723,0.0028543338188986864,0.0026288685544153343],"twin_dists":[0.2309544988578048,0.24961819401833865,0.26947935959364616,0.31755969473837226,0.3390332565353725,0.35229750200729215,0.3543617702214624,0.355345065219033,0.359559447182888,0.3696062088602774,0.3896361423168335,0.39159629228427423,0.3928540526924967,0.39827549202529255,0.4013266624170066,0.40642692308010236,0.40920841962863075,0.42332909030302296,0.4248668405950783,0.429493305366175,0.4306684567320285,0.4431083237290409,0.44348030289687357,0.4445775307965188,0.4476885565905449],"n_dims_used":45,"mean_confidence":0.899766116672092},"coverage":{"mean_confidence":0.899766116672092,"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}}