{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003311","480:4800002731","480:4800002783","480:4800003310","480:4800003475","480:4800002832","480:4800003215","480:4800003460","480:4800003261","480:4800002578","480:4800003363","480:4800002840","480:4800003481","480:4800002867","480:4800002831","480:4800003222","480:4800003130","480:4800003270","480:4800003133","480:4800003778","480:4800003360","480:4800003045","480:4800003218","480:4800003656","480:4800002974"],"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":[0.7433915719503023,0.7234162798079873,0.7173261864319984,0.6941151710220269,0.6880024214292038,0.6833915398224548,0.617178037612336,0.6086463059286069,0.6085376336758738,0.5925618076963047,0.5776569898352819,0.547118215582911,0.5390441490323766,0.535738400972553,0.5284544530770053,0.5248388775268696,0.5189324323721577,0.5057344869702359,0.4897340526667721,0.4753560513866053,0.4716906797708364,0.4642982312145713,0.46413444636977236,0.44774967822757344,0.4376807397223032],"twin_dists":[0.10001724548946025,0.10450990473200053,0.10586557088646112,0.11098265165591145,0.11231897097437372,0.11332430103703088,0.12759436274513808,0.12942146884578618,0.12944473875987936,0.13286611933202278,0.13606173823156087,0.1426362937995089,0.1443837289318218,0.14510058696979405,0.1466832908462063,0.14747063181760284,0.14875948642285552,0.151652418087793,0.1551870009517596,0.15839269841682774,0.15921487594810443,0.16087965296008974,0.16091664003160921,0.16464079254249026,0.1669547055660077],"n_dims_used":43,"mean_confidence":0.9220132162404615},"coverage":{"mean_confidence":0.9220132162404615,"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}}