{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005576","480:4800005972","492:4920002198","480:4800005915","480:4800006216","480:4800006165","480:4800005404","480:4800006373","480:4800005975","480:4800005489","480:4800002455","492:4920001552","492:4920001101","480:4800003164","480:4800005581","480:4800005973","492:4920002276","492:4920002513","495:4950002335","492:4920002357","480:4800003832","495:4950003040","492:4920002775","492:4920002609","480:4800006238"],"twin_admin_codes":[480,480,492,480,480,480,480,480,480,480,480,492,492,480,480,480,492,492,495,492,480,495,492,492,480],"twin_sims":[0.03853962205607878,0.031936529378168516,0.023682929304224425,0.022815269038229363,0.01901667253587074,0.016551673122155216,0.016180758357480417,0.015789687776008754,0.01538693045602436,0.01395561830662359,0.013153587485007102,0.012485116253946552,0.01213281351864305,0.010766251795990306,0.008463328499836083,0.00843516190890338,0.008155015621657075,0.007868555753737284,0.007469411230430494,0.007357164644547351,0.007145280451822452,0.006723167528486585,0.006648434111328157,0.006634349882175241,0.006601542337817675],"twin_dists":[0.3314252596685885,0.34085582340478954,0.35534384912105843,0.35711116522434366,0.3656117534683172,0.37196144253349417,0.3729877924442759,0.3740925538268024,0.37525577564356605,0.379619065542,0.3822398671216163,0.3845345631146298,0.38578807702711826,0.39097781460596115,0.40122652953718746,0.40136664917253095,0.40278357012007465,0.4042782617974405,0.40644444800545715,0.4070723353643977,0.40828140092358606,0.4107893644150295,0.4112480889945574,0.4113350595032802,0.4115382933684855],"n_dims_used":43,"mean_confidence":0.921684087708939},"coverage":{"mean_confidence":0.921684087708939,"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}}