{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001377","493:4930001834","493:4930001679","493:4930004507","494:4940000119","493:4930001674","493:4930001512","493:4930001133","493:4930001836","493:4930001525","493:4930001007","493:4930001833","493:4930004200","493:4930001121","493:4930001122","493:4930000796","493:4930001374","493:4930001522","493:4930001678","493:4930001378","493:4930001119","493:4930001524","493:4930000905","493:4930003183","493:4930004924"],"twin_admin_codes":[493,493,493,493,494,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.5896162923625933,0.4465916807394954,0.41371221517364043,0.41235099106993733,0.4032547984142754,0.3944350219228294,0.34088453822557946,0.3346337011507654,0.3343195247669355,0.3273671293415686,0.31370144383431403,0.3043719851339185,0.295766124346018,0.28574672544902624,0.2646206518265108,0.263811018692517,0.26359587674083257,0.2580265936951973,0.25453211474175896,0.25044395650194895,0.24899323553409655,0.24632775964965553,0.24216451836377448,0.22751824899865694,0.21312072674808838],"twin_dists":[0.13349724010765057,0.1649058837311859,0.1725508234231558,0.17287268751980905,0.17503560653404196,0.1771538339316544,0.19054065307869236,0.19217200759534497,0.1922544351179032,0.19408941687318307,0.1977603864196749,0.20031889845735554,0.2027195772566072,0.20556710394879094,0.21177571258859598,0.21201963475796204,0.2120845302411863,0.21377613794565714,0.21484932458754533,0.2161167749535352,0.21656971276782558,0.2174063441040704,0.21872482836175172,0.2234841314753334,0.2283647397742646],"n_dims_used":45,"mean_confidence":0.9269471910264757},"coverage":{"mean_confidence":0.9269471910264757,"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}}