{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009927","490:4900009923","490:4900012088","490:4900009724","490:4900010825","490:4900009520","490:4900010487","490:4900009924","491:4910005807","490:4900010656","490:4900012170","490:4900010983","490:4900006918","490:4900010477","490:4900010123","490:4900009824","490:4900009621","490:4900007163","490:4900010305","490:4900009843","490:4900010651","491:4910005263","490:4900007162","490:4900005689","490:4900010031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.5380941781447717,0.16960800108069923,0.11128592556994907,0.10561574500408441,0.06576811735151072,0.0377932772936936,0.033241931120145264,0.026366137005080427,0.021892966186650632,0.021637753423401507,0.012704606826267666,0.012699736701070856,0.011142605728820369,0.010704213477536865,0.009444272887673622,0.009420657382072347,0.008302037582462066,0.007691464268172134,0.007134642584809771,0.006369417543546526,0.005343260747260861,0.005066481062145194,0.0032999199738389154,0.0032526743634232608,0.003207209992929798],"twin_dists":[0.14458964431173876,0.2446516410938265,0.27215771226340085,0.2753797217841748,0.3030069539189638,0.33241902315415905,0.33886756127416573,0.35021226993998056,0.3590549204584955,0.3596053421885003,0.38376935757824276,0.3837862087463975,0.3894926634588481,0.39122704840789374,0.3965894249868186,0.39669589334025396,0.40203462224940373,0.4052268863277998,0.4083429489495721,0.413002799395248,0.4201161312301034,0.422246257468397,0.4390394340510985,0.43959311057090555,0.440132886938898],"n_dims_used":44,"mean_confidence":0.8834932500665839},"coverage":{"mean_confidence":0.8834932500665839,"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}}