{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006309","480:4800006366","480:4800006252","480:4800006297","480:4800006307","480:4800006308","480:4800006268","480:4800006365","480:4800006281","480:4800006295","480:4800006285","480:4800006379","480:4800006378","480:4800006364","480:4800006350","480:4800006271","480:4800006294","480:4800006310","480:4800006267","480:4800006250","480:4800006298","480:4800006352","480:4800006353","480:4800006399","480:4800006253"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8161335083061071,0.7901025177426556,0.7204474336052762,0.708909106890768,0.6371252455203169,0.6308396476300646,0.6210436704940199,0.5959524463436655,0.5026489720992184,0.43644476360088524,0.42298662778928436,0.3625538600858839,0.334236874439343,0.3149987478259216,0.3146478937501478,0.2980097541132084,0.29650482698529185,0.2751585173247596,0.23496266654198303,0.22810387631299434,0.2275253091128943,0.227499205370206,0.2169386854027407,0.20166042072787574,0.19045008432788926],"twin_dists":[0.08278972924462481,0.08914964975414216,0.1051715265545126,0.10772976534181662,0.12331772694310518,0.12466646190260366,0.12676626538745334,0.1321397953099869,0.15233155959824915,0.16724016505385447,0.17036985669555554,0.1850045761947147,0.19227612630662783,0.19740807705822225,0.19750327723234642,0.202089798756697,0.2025119167371283,0.2086422963746443,0.2210407796833556,0.22329002662104327,0.22348178944761973,0.22349044899353157,0.22704946866220058,0.2324114805189247,0.23652602020290006],"n_dims_used":42,"mean_confidence":0.9208577473958334},"coverage":{"mean_confidence":0.9208577473958334,"n_dims_used":42,"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}}