{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001960","480:4800002435","480:4800001897","480:4800002487","480:4800002483","480:4800002309","480:4800002155","480:4800002529","480:4800002075","480:4800002021","480:4800001562","480:4800002019","480:4800002016","480:4800002482","480:4800002055","480:4800001689","480:4800002211","480:4800002258","480:4800002120","480:4800001675","480:4800002020","480:4800002256","480:4800001780","480:4800001335","480:4800002388"],"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":[0.6702047508670776,0.6374837272479278,0.6207024703119558,0.5443369151047652,0.5239018493449765,0.5155652970411596,0.5014230447000643,0.4329004349990617,0.42346251899840137,0.4156332473001771,0.39909364651319185,0.3980680798914065,0.38695746721997787,0.3808180944805562,0.3796746613220682,0.3620186886047628,0.35823610807715445,0.35591954424752636,0.349482880120428,0.34881501145134963,0.3451780902463936,0.3397205234207329,0.338879992378148,0.338576709640005,0.33301957360897627],"twin_dists":[0.11618824745305109,0.12324076468829807,0.12683936671023135,0.14323771118917825,0.14767487902921297,0.14949578188444287,0.15260170835873635,0.1680605493352884,0.17025849553546527,0.1720973711247594,0.17603232149190481,0.17627869790881892,0.1789669017346613,0.18046792182897478,0.18074875985573557,0.18513920822264665,0.18609368912818355,0.18668079229819376,0.18832254787875766,0.18849379702816993,0.18942938980391913,0.1908432114135828,0.19106203385265963,0.1911410616106722,0.19259593989550708],"n_dims_used":43,"mean_confidence":0.9200893668241279},"coverage":{"mean_confidence":0.9200893668241279,"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}}