{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004043","480:4800003885","480:4800003968","480:4800004544","493:4930000180","480:4800004630","480:4800004534","480:4800004040","490:4900003349","490:4900000682","490:4900001741","466:4660002868","496:4960007016","493:4930001120","490:4900001318","480:4800003888","488:4880003367","490:4900000904","468:4680003583","466:4660002541","490:4900004321","493:4930000591","490:4900001025","494:4940005354","490:4900002926"],"twin_admin_codes":[480,480,480,480,493,480,480,480,490,490,490,466,496,493,490,480,488,490,468,466,490,493,490,494,490],"twin_sims":[0.7677962933412075,0.6282254415857003,0.5935772932035484,0.5933436931918993,0.36891723304610874,0.35396457861759606,0.3342382400893341,0.33125897246403335,0.31877311983910184,0.3131173406613357,0.29801587522508166,0.2760655251523159,0.27392884017622077,0.2730937735993893,0.260294849079152,0.25915763882694265,0.257506654660648,0.25706712286546607,0.2556268955586391,0.2524756210123027,0.24831577678603606,0.24288097655609037,0.23927834888262778,0.23492346442432036,0.23398617528575752],"twin_dists":[0.09441273605873236,0.1252270514000144,0.13264857020574522,0.13269861331188576,0.18341137573299546,0.18717778852550251,0.1922757678745329,0.19305962148813136,0.19638771690445056,0.19791928193388908,0.20208808440263562,0.20837607938604769,0.20900408036923712,0.20925033437765972,0.21308443888863668,0.21343075190051491,0.21393523157150235,0.21406988005898808,0.2145121095485856,0.21548526527730386,0.2167818047036746,0.21849689145572138,0.2196474992710667,0.22105351206589485,0.22135834783457262],"n_dims_used":43,"mean_confidence":0.9214906914289608},"coverage":{"mean_confidence":0.9214906914289608,"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}}