{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002330","480:4800001930","480:4800002136","480:4800002192","480:4800002028","480:4800002509","480:4800002187","480:4800001635","480:4800001805","480:4800002511","480:4800001430","480:4800002030","480:4800002363","480:4800001311","480:4800001247","480:4800002033","480:4800002086","480:4800001487","480:4800001639","480:4800002409","480:4800002094","480:4800002512","480:4800001861","480:4800001291","480:4800002283"],"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":[0.8307776115251413,0.7949132635161618,0.7896107330423864,0.7839715674289869,0.7627918305485649,0.7368914531781628,0.7279805457122454,0.7244159843834186,0.7097059766662901,0.7044664370242735,0.6975331760787621,0.6954176072660093,0.6945914286339653,0.6942308459919558,0.6787735557642876,0.6758952874542372,0.6719046907013133,0.6642827444837746,0.6598594282113991,0.6362490246144814,0.6330779938851723,0.6182210645006462,0.6098354397999484,0.6081206320387286,0.6028850044028139],"twin_dists":[0.07908346122095157,0.08799363563495484,0.08926737460747641,0.09061154602746851,0.09557387811019524,0.10148753095217121,0.10348983209388425,0.10428678520917409,0.10755372192421549,0.1087096146774819,0.11023356027795472,0.11069737323202704,0.11087835793882891,0.11095732290172201,0.11432905095601165,0.11495427259774828,0.11581990626297674,0.11746964662447663,0.11842508883858462,0.12350582257026926,0.12418631499065381,0.1273709464139452,0.1291668382061568,0.1295340307878247,0.1306551293026465],"n_dims_used":42,"mean_confidence":0.9113903953915551},"coverage":{"mean_confidence":0.9113903953915551,"n_dims_used":42,"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}}