{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004020","489:4890004365","489:4890004492","489:4890004033","489:4890004452","489:4890004500","489:4890004415","489:4890004396","489:4890004498","489:4890004141","489:4890004508","489:4890004547","489:4890004464","489:4890004544","489:4890004142","489:4890004555","489:4890004137","489:4890004513","489:4890004195","489:4890004362","489:4890004010","489:4890004248","489:4890004548","489:4890004458","489:4890004192"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9656619282994364,0.9551233131392562,0.9307767771360689,0.9151136542786599,0.914383110525857,0.9126414320420572,0.9116778549623226,0.9051298390683515,0.9029580089417827,0.9009259688695098,0.8978307237532019,0.8935014092303784,0.8928616079360842,0.8900060509489565,0.8855231008603294,0.8797012448036847,0.8795185230781308,0.871512764272445,0.8680363770633608,0.8665982763273921,0.8638122990333185,0.8633835449776439,0.8600284855081481,0.8584410482033574,0.8552840254031658],"twin_dists":[0.03433281961645477,0.0393563941936682,0.04919339645283779,0.05470383987528966,0.05494953711698081,0.055531697838849904,0.0558516411996197,0.05798772293829365,0.05868235484955228,0.05932640146281711,0.06029694448312857,0.06163426853870024,0.06182999152768435,0.0626977793781613,0.06404188117976571,0.0657562426526646,0.06580950679429835,0.06811288945800265,0.06909558450945467,0.06949917624113171,0.07027632723279804,0.07039538769587046,0.07132220804108891,0.07175780374197785,0.07261869487972944],"n_dims_used":45,"mean_confidence":0.9200363159179688},"coverage":{"mean_confidence":0.9200363159179688,"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}}