{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002746","488:4880002671","488:4880001481","488:4880002743","488:4880002364","481:4810001280","488:4880001594","481:4810001528","481:4810001622","481:4810001082","488:4880001850","488:4880002394","481:4810002140","488:4880003197","488:4880002709","488:4880002862","488:4880002919","488:4880001422","481:4810001461","488:4880002257","481:4810001886","488:4880002676","481:4810002133","481:4810001454","481:4810002159"],"twin_admin_codes":[488,488,488,488,488,481,488,481,481,481,488,488,481,488,488,488,488,488,481,488,481,488,481,481,481],"twin_sims":[0.6473171184289367,0.6194625942141063,0.6078462018238889,0.5773281504369462,0.558794978081324,0.5575306443078845,0.532987139577831,0.5186695545432558,0.5185164495795643,0.5181746964390466,0.5170916555994708,0.504345706731983,0.501451368050558,0.49113468821417106,0.4806339386613978,0.47797085947543183,0.47732482548976013,0.47182928090697934,0.4677822692187282,0.46375534863749795,0.44831971522918074,0.4482541474500688,0.4431489371197056,0.44123426407065747,0.43618800224435833],"twin_dists":[0.12112757379618974,0.1271049911643394,0.12959279399810808,0.13613231089648709,0.1401167732426199,0.14038919175339304,0.14569787279332325,0.14881692879281655,0.14885038750013105,0.1489250808449206,0.1491618677140746,0.15195795875255078,0.15259546489990178,0.1548762790316923,0.15721244630173462,0.15780744402878386,0.15795194442131225,0.15918374787751174,0.16009392921434745,0.1610022680729249,0.1645103937046094,0.16452538948091233,0.1656955550720491,0.16613575011382198,0.16729950651224584],"n_dims_used":45,"mean_confidence":0.9272292243109809},"coverage":{"mean_confidence":0.9272292243109809,"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}}