{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001922","480:4800001869","480:4800001979","480:4800002032","480:4800001813","480:4800002365","480:4800001291","480:4800002510","480:4800001870","480:4800001748","480:4800001696","480:4800001639","480:4800002283","480:4800001638","480:4800002329","480:4800002030","480:4800001695","480:4800001635","480:4800001243","480:4800002140","480:4800001750","480:4800002314","480:4800002363","480:4800002042","480:4800001697"],"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":[0.8615305183418587,0.8593112362063401,0.8195191610834159,0.7666349992550161,0.7267791043004244,0.6998154214011224,0.6968602397032958,0.6892363016949016,0.6714856789248568,0.660678876204437,0.6483656852841533,0.6288626890467893,0.6242988361980365,0.5967720847830129,0.5915269275486853,0.5827629750567761,0.5737586654714671,0.5625501348704223,0.5539315649554404,0.5405543222118355,0.5323552710110622,0.530918217007262,0.5285241062713609,0.5177316202436666,0.5010471297630122],"twin_dists":[0.070908329932968,0.07151925142956342,0.08194195053440642,0.09468277184481283,0.10375869301634248,0.10973259252327827,0.11038115197535847,0.11204956349919157,0.11591071931301578,0.11824818840085805,0.12090197497909964,0.12509041734725992,0.12606874686022668,0.13196423963146447,0.1330878404907288,0.13496636905588283,0.13689860366857357,0.13930817478537197,0.14116515951645028,0.14405652645122127,0.14583513707226212,0.14614744219729345,0.14666813450610713,0.1490219368615345,0.1526845824013244],"n_dims_used":42,"mean_confidence":0.9114101954868862},"coverage":{"mean_confidence":0.9114101954868862,"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}}