{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004415","489:4890004464","489:4890004513","489:4890004498","489:4890004137","489:4890004142","489:4890004500","489:4890004452","489:4890003965","489:4890004544","489:4890004362","489:4890004248","489:4890004255","489:4890004020","489:4890004365","489:4890004508","489:4890004342","489:4890004402","489:4890004547","489:4890004032","489:4890004720","489:4890004090","489:4890004191","489:4890004686","489:4890004730"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9736251899547259,0.9638501261958133,0.9536410836002776,0.9499217957599834,0.9439473224104576,0.9408449242103053,0.9347423946114635,0.9330111392169631,0.9307767771360689,0.9206275874266335,0.9187343896924628,0.9162495844346696,0.9155386257102502,0.9022207672225606,0.8982224002143877,0.8973542225738986,0.8970085014837431,0.896889574558523,0.896586741479147,0.8964558116159003,0.8939150484869558,0.8892172919356629,0.8878412067066421,0.8854697717329942,0.8825536342892412],"twin_dists":[0.030028186172785694,0.035243383353477924,0.040016477600053856,0.04163105086332447,0.044113343910403155,0.04535463743685769,0.0477133843249101,0.04836430316135335,0.04919339645283779,0.05281907141236963,0.05347240975935019,0.05431998819229423,0.05456049467978397,0.05891666639307826,0.060174812125227496,0.060445265725442995,0.060552700593085824,0.06058962335756124,0.06068356335948899,0.060724143126312045,0.061507474629813784,0.06293585539864331,0.06334956743507414,0.06405774133732592,0.06492054396227732],"n_dims_used":45,"mean_confidence":0.9200364854600694},"coverage":{"mean_confidence":0.9200364854600694,"n_dims_used":45,"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}}