{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012793","490:4900012299","490:4900012445","490:4900012656","490:4900012525","490:4900012922","490:4900012662","490:4900012661","490:4900012449","490:4900012444","490:4900012523","490:4900012864","490:4900012524","490:4900012312","490:4900012369","490:4900013125","490:4900013223","490:4900012374","490:4900012597","490:4900012522","490:4900012521","490:4900012796","490:4900013291","490:4900012860","490:4900012380"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5665789243496044,0.4193635083167602,0.2896578514685144,0.25959813625287304,0.22361684968732573,0.2085559728789298,0.20202505055494063,0.18414843471697412,0.133006334090554,0.1305988038679147,0.12668750736259612,0.11772680415216867,0.11258208301142057,0.11053875634542598,0.10642255657364764,0.08697925297669593,0.08639142348592574,0.08532649710522501,0.07883231773165404,0.07609192005799506,0.07042062612029476,0.06674668246867155,0.061537467084748526,0.05781969490435928,0.05781537883201816],"twin_dists":[0.13844143834981107,0.17121942076575153,0.20444858745689654,0.21329649462032682,0.22478577694205187,0.2299583813211117,0.23228033548496088,0.23891351021412524,0.26087375421870906,0.26205216705872475,0.26400207753700594,0.26864804119185487,0.2714390888453076,0.27257490338219964,0.2749131981449805,0.2870247125685806,0.28742294315472494,0.2881499138609059,0.29274713399349084,0.29477865012898896,0.2991778876189099,0.3021836717081037,0.30668583919276804,0.3100942516097956,0.3100983121167882],"n_dims_used":45,"mean_confidence":0.9124983045789931},"coverage":{"mean_confidence":0.9124983045789931,"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}}