{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000597","480:4800000634","480:4800000674","480:4800000708","495:4950001163","480:4800000598","480:4800001175","495:4950001164","495:4950001507","495:4950000911","495:4950000913","495:4950000908","480:4800000596","480:4800000672","495:4950001279","495:4950001063","495:4950001220","480:4800001116","495:4950001333","495:4950001448","480:4800001180","495:4950000910","495:4950001060","480:4800001025","495:4950001223"],"twin_admin_codes":[480,480,480,480,495,480,480,495,495,495,495,495,480,480,495,495,495,480,495,495,480,495,495,480,495],"twin_sims":[0.6092608000309828,0.5432082202090776,0.4362560685523118,0.40621639752393623,0.37541625415353946,0.3688431768055604,0.3675000416856792,0.3639951449390966,0.27510741377678927,0.2698229814650832,0.2543264496500358,0.20657376742874672,0.15205146279010717,0.15099557537634858,0.14491468249613548,0.1446681938541437,0.14293262617488015,0.13952715655055978,0.13187717332875062,0.1245041582357591,0.12299805394539748,0.12283905105103757,0.11949925893858587,0.11232763302725728,0.11039054482263641],"twin_dists":[0.12928988705793448,0.14348193031113526,0.1672837740010945,0.17432903596661062,0.1817982922520494,0.18342983761109488,0.1837649967113776,0.18464249506314317,0.2086573118171681,0.2102193528488949,0.2149127762621598,0.23065779901151579,0.25207271251425595,0.2525385774753807,0.2552692947109906,0.2553817571744067,0.25617767511231015,0.2577605195095689,0.26142442579634073,0.2651104571577307,0.26588367040635463,0.2659657200454811,0.26770815509142054,0.27157965710153303,0.27265791796854494],"n_dims_used":43,"mean_confidence":0.9025351945744005},"coverage":{"mean_confidence":0.9025351945744005,"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}}