{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007971","490:4900002111","490:4900003551","490:4900006397","490:4900003553","490:4900001660","490:4900001806","490:4900000862","490:4900001793","490:4900006615","490:4900011493","490:4900003960","490:4900002419","490:4900002267","490:4900002104","490:4900012891","490:4900003556","494:4940008554","490:4900006736","490:4900008080","490:4900008605","466:4660005189","490:4900003552","494:4940008846","490:4900010091"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,466,490,494,490],"twin_sims":[0.0884381175049612,0.02658281140679762,0.0068914395583163125,0.005648583237863642,0.0043660788346373165,0.0040211858609628115,0.003802553906364434,0.0034580490708421433,0.0034564272748113635,0.0030298921409368535,0.0025632770784345758,0.0025172219764533306,0.002134151691734502,0.0013992749139044578,0.0013922022224366567,0.0013235552261801236,0.0010782558885126929,0.0010680256087594634,0.0010376503479051053,0.0009445255042044751,0.0008366758365269053,0.0008095013866262767,0.0007012386067551518,0.0006725241968990446,0.0006264182160990405],"twin_dists":[0.28604555589727343,0.34981786382535357,0.40977305722837637,0.4178791306577071,0.42814833932452284,0.4313780041780436,0.4335584024678645,0.43723749050830807,0.43725558674440135,0.4423071352331615,0.44863952113555045,0.4493206572005105,0.4554758094253605,0.47084834600949843,0.4710298409454503,0.47283709825770004,0.4800934915589706,0.4804283063040405,0.4814402365271842,0.48472345800463895,0.488924365904291,0.4900621362380011,0.4949789964188665,0.4964017137434869,0.49880908161995197],"n_dims_used":45,"mean_confidence":0.9203114827473958},"coverage":{"mean_confidence":0.9203114827473958,"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}}