{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000687","480:4800000491","480:4800000468","480:4800000402","480:4800000579","480:4800000500","480:4800001135","480:4800000614","480:4800000395","480:4800000752","480:4800000320","480:4800000376","480:4800000341","480:4800000646","480:4800000576","480:4800000504","480:4800000429","480:4800000413","480:4800000875","480:4800001081","480:4800000405","480:4800001086","480:4800000622","480:4800000379","480:4800000686"],"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":[0.5073835028145929,0.5056213801790308,0.48623351046058394,0.47760806985777243,0.4705924035459577,0.4689472057852858,0.43494154404331725,0.4115246462500328,0.39808397109375177,0.3835459325562237,0.3801553652264379,0.36898849260442157,0.27985025966943006,0.27145563955816376,0.2696463178631877,0.26807968792101405,0.2674776036311735,0.2674467980678161,0.2667388066682309,0.260300712932047,0.2577937069151339,0.25672040341347585,0.25403994785783096,0.24484485315503884,0.24446051355664022],"twin_dists":[0.15128991400343386,0.1516772939083972,0.1559647459679099,0.15788858250991417,0.15946164347179437,0.15983166017798564,0.16758777972955094,0.17306830400520556,0.17627487808529538,0.17979957361136278,0.18063064472327664,0.18339361279918673,0.2072709423437077,0.20973475493702398,0.21027189781083053,0.21073879490226044,0.21091868175347572,0.21092789239549442,0.21113975859304554,0.21308265564626383,0.2138473728006289,0.214176198599418,0.21500122194719162,0.21787431544405908,0.21799590204864697],"n_dims_used":43,"mean_confidence":0.9127165328624637},"coverage":{"mean_confidence":0.9127165328624637,"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}}