{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001610","480:4800001607","480:4800002059","480:4800001663","480:4800001440","480:4800000773","480:4800001835","480:4800001321","480:4800001660","480:4800002111","480:4800001943","480:4800001608","480:4800001716","480:4800001389","480:4800001326","480:4800001380","480:4800001954","480:4800001322","480:4800001950","480:4800002205","480:4800001320","480:4800002486","480:4800001330","480:4800002254","480:4800001381"],"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":[0.6380360691427263,0.4931566679884297,0.4356879468406692,0.41342202972409214,0.3717233271834646,0.2861563775953094,0.2794126064572495,0.2735623993724852,0.2683790005172961,0.2682748770884502,0.26418861072109967,0.2536643952392206,0.24672323563886944,0.24524916028727847,0.24445427767887018,0.22876112708876892,0.22394131372690512,0.21667152188234934,0.21469924821502565,0.20095996227992213,0.19772083165235957,0.19717553651121908,0.19650977317968532,0.19479821268788927,0.19272655816422693],"twin_dists":[0.1231221733095554,0.1544281787147292,0.16741511679718848,0.17261939971673382,0.18271318248358512,0.2054495218657154,0.20739826922963628,0.20911208377324464,0.21064946147187522,0.21068053134663353,0.21190581767132763,0.2151172544286349,0.2172818472963899,0.21774654478973493,0.217997875797133,0.22307257462471666,0.22467695131860566,0.22714099527436288,0.2278190331117505,0.23266387009807252,0.23383894653464257,0.2340380710514972,0.23428170413578384,0.23491067864111778,0.2356771377788221],"n_dims_used":43,"mean_confidence":0.9213230221770531},"coverage":{"mean_confidence":0.9213230221770531,"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}}