{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004571","491:4910004212","491:4910004114","491:4910004163","491:4910004112","491:4910003807","491:4910004211","491:4910004663","491:4910004455","491:4910004251","491:4910004613","491:4910004658","491:4910001154","491:4910004252","491:4910004213","491:4910004008","491:4910002118","491:4910004057","491:4910004538","491:4910004064","491:4910004201","491:4910001982","491:4910004357","491:4910004300","491:4910003852"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.21569324149744287,0.15665862093814806,0.14910171751441595,0.14450772875644535,0.13807838357308172,0.13158658265628742,0.12434090156084525,0.0736889128830644,0.06845635088611594,0.06403230847116352,0.03816266139058596,0.031883841470657696,0.02755419653841897,0.025511338901115514,0.025476547848088556,0.02424038615863234,0.023881587959723033,0.023866602729745133,0.023504095248262972,0.02217016943980129,0.02157099077924494,0.020188191263375215,0.01929335290869332,0.017520316077111416,0.01679145833580711],"twin_dists":[0.22747679091584003,0.25006732928097086,0.2533802011677757,0.25545504705326766,0.25844264326316874,0.2615667157762022,0.2651939260120927,0.2966091571922208,0.300768616646341,0.3044922520978173,0.33192512835857635,0.3409375205070566,0.34808303054385126,0.35179603025914,0.3518614557515474,0.35423776202845514,0.3549471161297591,0.35497694262992513,0.35570346502987005,0.35846335423422265,0.35975026150681333,0.36284325971168624,0.3649447511637584,0.3693733692617291,0.3713086359362031],"n_dims_used":45,"mean_confidence":0.897833251953125},"coverage":{"mean_confidence":0.897833251953125,"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}}