{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001989","477:4770002522","477:4770001865","477:4770001866","477:4770002322","477:4770002323","477:4770002320","477:4770002176","477:4770002175","477:4770003488","477:4770002239","477:4770002962","477:4770001923","477:4770001988","477:4770002526","477:4770002461","477:4770002888","477:4770003276","477:4770001862","477:4770002884","477:4770002599","477:4770002456","477:4770002731","477:4770002530","477:4770002520"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8887371856100793,0.8743856010359937,0.8717951665184076,0.8708727018347334,0.8708644192806454,0.8671444260899526,0.8609095399870343,0.8601841229699922,0.8196170410930358,0.8091048449799164,0.809094100894885,0.8040521595903155,0.7985497562194747,0.7941770863062824,0.7895832450506072,0.7836173472467219,0.7829025353604887,0.7810894503831539,0.7794195124766503,0.7743855947587328,0.7634849294402051,0.7621577896049014,0.7566643396704763,0.7538223830337247,0.7438276075256502],"twin_dists":[0.06308043193118493,0.06729298630486827,0.06803261110852418,0.06829458640576896,0.06829693531163751,0.06934610144572359,0.07107964221130023,0.07127940099384289,0.0819173629697961,0.08453358123441602,0.0845362308272258,0.08577443224751126,0.08711432306066892,0.08817106381826836,0.08927395234377222,0.09069563398551499,0.09086520100887668,0.0912945782517642,0.09168915312491746,0.09287348923667366,0.09541345569133715,0.09572052310916636,0.09698686063521077,0.09763910143013496,0.0999183071504623],"n_dims_used":45,"mean_confidence":0.9235489739312066},"coverage":{"mean_confidence":0.9235489739312066,"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}}