{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000153","500:5000000478","500:5000000149","500:5000000536","500:5000000477","500:5000000223","500:5000000183","500:5000000117","500:5000000479","500:5000000417","500:5000000182","500:5000000482","500:5000000473","500:5000000112","500:5000000481","500:5000000122","500:5000000593","500:5000000530","500:5000000634","500:5000000086","500:5000000640","500:5000000698","500:5000000152","500:5000000539","500:5000000418"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9654888021387733,0.9589578983972417,0.9485385272911566,0.9220299249279174,0.9033910959864941,0.884687145602996,0.866643195470617,0.8608581566043559,0.8560277370130024,0.8363658634095287,0.7978940880068351,0.7623804363904283,0.7492715890874317,0.6708736345388415,0.6616834681658581,0.6523420995348755,0.6484037766762359,0.6266336242649743,0.5764645522840418,0.5719492530076233,0.5710246486723896,0.5638151424668755,0.5617284920332045,0.5537397690179277,0.5469518205587388],"twin_dists":[0.034420794495365496,0.037600001658320864,0.04221734822222294,0.05233074843433295,0.058544362632619314,0.06429015493559959,0.06948659539840793,0.07109380462665346,0.07241652816696846,0.07764042539565141,0.08727322263181539,0.09566903967038144,0.09867961641752589,0.1160433426251711,0.1180312576857007,0.12004592766636868,0.12089377858023982,0.12556831242118313,0.13631766615264423,0.13728722506049895,0.13748585888364975,0.13903594245631554,0.1394850368477644,0.14120653232652103,0.14267225946548592],"n_dims_used":44,"mean_confidence":0.9164712212302468},"coverage":{"mean_confidence":0.9164712212302468,"n_dims_used":44,"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}}