{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001799","480:4800001859","480:4800001973","480:4800001914","480:4800001525","480:4800001409","480:4800001802","480:4800001688","480:4800002307","480:4800001744","496:4960008623","493:4930006392","496:4960009120","480:4800001576","493:4930004954","480:4800001841","480:4800002176","480:4800002128","493:4930006396","480:4800001956","480:4800002072","488:4880002900","493:4930006465","480:4800001955","493:4930006463"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,496,493,496,480,493,480,480,480,493,480,480,488,493,480,493],"twin_sims":[0.5005468640980473,0.4939562519878922,0.48703762769767833,0.36698974549542573,0.3634207619781987,0.29257170520816955,0.28671238029420576,0.2821434994406192,0.2632138998742264,0.2592007418303896,0.25555647496168843,0.24293322960052702,0.2344476718165627,0.23099982506692043,0.23022465898190117,0.22815612478392172,0.227034738616434,0.22099180287394296,0.21666934455625494,0.21130800255016383,0.20884271642220162,0.2083917373499953,0.20689586852664124,0.20563403922257753,0.20562806712518192],"twin_dists":[0.1527948974249687,0.15425112806661984,0.15578593840091484,0.18389249398536683,0.18478670504043618,0.20362112089657444,0.20529009445656338,0.20660573488127348,0.21219983147925464,0.2134176083870065,0.21453377296425627,0.21848028448881124,0.22120815491580814,0.22233498133125323,0.22258984261408607,0.22327272501661996,0.22364463941459445,0.22567011761180814,0.2271417415087885,0.22899479634398795,0.22985757998798378,0.2300161589124013,0.23054383558016858,0.23099098197975176,0.2309931027267232],"n_dims_used":43,"mean_confidence":0.9212025487145712},"coverage":{"mean_confidence":0.9212025487145712,"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}}