{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005449","477:4770002670","489:4890005435","477:4770002747","484:4840007612","477:4770001678","489:4890004945","489:4890005318","468:4680002537","489:4890004391","472:4720004952","472:4720003518","470:4700006697","477:4770002967","477:4770002475","484:4840001567","489:4890005418","477:4770002827","477:4770002602","477:4770003055","500:5000001876","484:4840006517","478:4780006979","478:4780005000","478:4780004387"],"twin_admin_codes":[489,477,489,477,484,477,489,489,468,489,472,472,470,477,477,484,489,477,477,477,500,484,478,478,478],"twin_sims":[0.2051048772439463,0.20154122708577588,0.1735334190590549,0.16971327542572745,0.14882904121134097,0.13582300553337429,0.13042366681814097,0.11713506060947368,0.10842542128644798,0.1066616277263701,0.10482569921619123,0.08776702942339479,0.08472208366061479,0.08122312484773572,0.08110632003494901,0.080704724012958,0.07816527838646396,0.07732364226110898,0.07090653543996688,0.06889819028832801,0.06857930392466553,0.06704121725357229,0.06638817688221078,0.06589589044693152,0.06197467301856489],"twin_dists":[0.23117905604639882,0.23245438580774613,0.2430690518484669,0.24460885732882903,0.2535020251512989,0.2595152688201696,0.2621385282400905,0.26896424015679105,0.2737668370159695,0.27477548765389637,0.27583924405073895,0.2864943683962871,0.2885657372172252,0.29102060454543904,0.29110400246846896,0.2913914755995416,0.29323633054222586,0.2938583853814435,0.29878995065635633,0.30040759868313127,0.30066796435936377,0.3019378026551341,0.30248413818718983,0.30289889141587045,0.30629622198182266],"n_dims_used":45,"mean_confidence":0.9207431369357639},"coverage":{"mean_confidence":0.9207431369357639,"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}}