{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002619","480:4800002808","480:4800003000","480:4800003453","480:4800002602","480:4800003399","480:4800003454","480:4800003401","480:4800003455","480:4800003397","480:4800002615","480:4800002699","480:4800004651","480:4800002605","480:4800003157","480:4800004559","480:4800002999","480:4800003343","480:4800003398","480:4800005242","480:4800005176","480:4800005825","480:4800004925","480:4800004752","665:6650004599"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,665],"twin_sims":[0.3378201374072971,0.33475134387622735,0.3103929281443941,0.3056658436228225,0.22433411617801668,0.2209849698976241,0.2095841664374533,0.19515291298974152,0.15941327077882508,0.12867197530786473,0.1237781169897859,0.1196956999401937,0.11608181198749705,0.10420423933457175,0.09402770939045861,0.07958373640036909,0.07681535143693795,0.07340507578988086,0.07311412843897969,0.06004744426403213,0.05883624043364752,0.05657314170940498,0.05527559452391514,0.05169211026734665,0.051635378099029995],"twin_dists":[0.19133837138567117,0.19214115359340728,0.1986626549192768,0.19996140003244,0.22454534530198236,0.2256724286753056,0.22959736787773466,0.2347800172656388,0.24888880961322044,0.2630071526296324,0.2654823032127906,0.2676046455773008,0.26953008900267955,0.27620260777171185,0.2824085269374811,0.29220002091451436,0.2942367072558662,0.2968285423870659,0.2970541363386884,0.3080309794439192,0.30914478358011177,0.31127752565366174,0.31253230404778587,0.316129021404447,0.3161876064314685],"n_dims_used":43,"mean_confidence":0.913900331009266},"coverage":{"mean_confidence":0.913900331009266,"n_dims_used":43,"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}}