{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001836","480:4800002162","480:4800002060","480:4800002125","480:4800002263","480:4800001833","480:4800001889","480:4800002535","480:4800001793","480:4800002010","480:4800002303","480:4800002308","480:4800001716","480:4800002154","480:4800001660","480:4800002451","480:4800001951","480:4800002391","480:4800001733","480:4800001662","480:4800002012","480:4800002398","480:4800001514","480:4800002257","480:4800002009"],"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":[0.5310107997525829,0.5052663931541895,0.4455777008569966,0.4153079586227287,0.4006141135388722,0.3805852745422445,0.368128025142691,0.3646909913299574,0.36181829792097303,0.3421787624656802,0.33552286588904323,0.3244647296990725,0.31477439532543633,0.3139909739611389,0.31350664488899604,0.3038907141014453,0.2984683625829838,0.2954298735945163,0.29180599953130315,0.2872172839954204,0.2847233510411628,0.28087786092329714,0.27747345239292254,0.26476583605432574,0.26165011165322466],"twin_dists":[0.14612731649979055,0.15175537662195868,0.16513822048413546,0.1721740905486922,0.1756675829544169,0.18052507157439887,0.18360821687230697,0.18446794325147922,0.1851896461113985,0.1902048985009918,0.191938953256897,0.1948618075791185,0.1974689455606392,0.1976816869659549,0.19781335949522716,0.20045210023630403,0.2019614123888923,0.20281420369013112,0.2038380870672853,0.20514547967639774,0.20586128559709824,0.20697245572721107,0.20796389407157076,0.2117320214929597,0.21267296224395654],"n_dims_used":43,"mean_confidence":0.9203314670296603},"coverage":{"mean_confidence":0.9203314670296603,"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}}