{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000951","665:6650003412","665:6650003631","487:4870001616","487:4870003623","497:4970003484","665:6650003423","487:4870001317","487:4870001508","665:6650003777","487:4870001608","487:4870002813","487:4870002690","497:4970002945","665:6650002666","487:4870000860","487:4870001039","487:4870001786","487:4870000949","497:4970003264","665:6650003042","487:4870000875","487:4870003070","497:4970003080","497:4970002951"],"twin_admin_codes":[487,665,665,487,487,497,665,487,487,665,487,487,487,497,665,487,487,487,487,497,665,487,487,497,497],"twin_sims":[0.08403647603069349,0.06623944770667006,0.052928947648606166,0.04326503064721523,0.03793803926193361,0.0376309784242189,0.03477119386345869,0.030122854159420703,0.03012056566165256,0.024700390479583254,0.02348139014764541,0.023198887307899478,0.021242928868015074,0.021152376269500735,0.020134677462275073,0.019317989170432315,0.018738752877898755,0.018671307814398574,0.018522935901501187,0.017897492821100036,0.017645108522395325,0.016196997992991534,0.01587313476893692,0.015734983746661924,0.014705173533185002],"twin_dists":[0.2890402940004758,0.30260917781985514,0.3148648782650203,0.32548580998519216,0.3322249801032917,0.33263732347449676,0.3366213425297007,0.3437368758904071,0.3437406040121278,0.35334149703605355,0.3557492920231158,0.35632271944682664,0.3604680935143097,0.3606679297799387,0.3629666268347767,0.3648857656134157,0.3662903356311336,0.36645633867569255,0.3668233811101429,0.36839944615457054,0.3690491214753111,0.3729424255503562,0.3738548157669403,0.37424900434357755,0.37728732617200483],"n_dims_used":43,"mean_confidence":0.8910030985987464},"coverage":{"mean_confidence":0.8910030985987464,"n_dims_used":43,"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}}