{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006851","493:4930006745","493:4930006746","493:4930006742","494:4940001881","493:4930006596","494:4940002087","494:4940001682","494:4940003192","494:4940002101","493:4930001123","494:4940001874","493:4930006670","493:4930006593","494:4940002301","493:4930006800","494:4940001860","494:4940001443","493:4930005885","494:4940001576","493:4930000595","494:4940001501","493:4930006753","493:4930001999","494:4940003020"],"twin_admin_codes":[493,493,493,493,494,493,494,494,494,494,493,494,493,493,494,493,494,494,493,494,493,494,493,493,494],"twin_sims":[0.6132771373997752,0.4614517625467447,0.42840200599571104,0.38539772347790463,0.35788961505784994,0.29592614170589626,0.23243203859450734,0.23069488739971247,0.22144906682380258,0.2204094898953727,0.1969368653600033,0.1885023412498397,0.16450870840412013,0.1528027561966888,0.1501415097108002,0.14747546661226144,0.14738771366015418,0.13580368848586405,0.13518487158125403,0.1281403775167915,0.12772378943561039,0.11971235559615852,0.11791311761390111,0.11504634230721912,0.11492916552367424],"twin_dists":[0.1284298256741594,0.16152311507242442,0.16910568519549002,0.17934716169811596,0.18618137890837108,0.2026745680425042,0.22186557185598493,0.2224351722325382,0.22551556930536018,0.22586724052865317,0.23412534609798058,0.23725796463262558,0.2467472920085605,0.2517426816952445,0.2529171531841201,0.25410921347708615,0.2541487196281973,0.25952451314800556,0.2598211759669968,0.26327252698987813,0.26348107109991253,0.26759587528356393,0.2685487365063306,0.27009024220176775,0.270153874507629],"n_dims_used":45,"mean_confidence":0.915876939561632},"coverage":{"mean_confidence":0.915876939561632,"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}}