{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001133","477:4770000950","477:4770001135","477:4770001189","477:4770000949","477:4770001010","477:4770000948","477:4770001480","477:4770001364","477:4770001138","477:4770001063","477:4770001074","477:4770000947","477:4770001354","477:4770001419","477:4770001199","477:4770001243","477:4770001416","500:5000002116","477:4770001420","500:5000002000","477:4770001245","500:5000001493","477:4770001365","485:4850006811"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,500,477,500,477,485],"twin_sims":[0.9319162179654,0.9143630736679792,0.8889007423652405,0.8878935020690635,0.8634174279573094,0.8535026810643482,0.8134276960196098,0.8070461763598035,0.8026698927272977,0.8019523021768538,0.7975941171318562,0.797100255090855,0.7444076804254816,0.7386936678471181,0.7323169468442919,0.7199910734807081,0.7112060126061462,0.7075253412891975,0.6885451749893258,0.685618770598265,0.6654105032666982,0.6565954489497275,0.6161310211683965,0.6161253059506602,0.6152471536637871],"twin_dists":[0.04877210264259741,0.05495626321597978,0.06303120784186002,0.06333388285505685,0.07038598393012699,0.07310136290243006,0.08346358162625567,0.08504040060361724,0.08611212133715276,0.08628713672556082,0.0873458669180744,0.08746539404411753,0.09978662409498934,0.10108073301101134,0.1025172755392401,0.10527310061710506,0.10722208951782024,0.1080352524155829,0.11220048548344562,0.11283896280490803,0.11722582746616599,0.11912927417152319,0.12781861994765037,0.12781984403725016,0.12800792311103984],"n_dims_used":45,"mean_confidence":0.9222234937879774},"coverage":{"mean_confidence":0.9222234937879774,"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}}