{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005626","490:4900007245","490:4900003299","490:4900006880","490:4900001418","494:4940007157","490:4900005767","490:4900003840","490:4900006508","470:4700004153","490:4900006993","494:4940008480","490:4900006757","490:4900005756","490:4900006392","490:4900006028","490:4900005630","490:4900006018","494:4940008311","494:4940007890","494:4940008586","490:4900005897","490:4900002729","490:4900007496","494:4940007371"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,470,490,494,490,490,490,490,490,490,494,494,494,490,490,490,494],"twin_sims":[0.495639597982268,0.47968521678671555,0.4264614200639405,0.3947969722859754,0.37640430623419846,0.3629381728057552,0.3548452280352691,0.3400103373110945,0.33245261915468055,0.3316221967108734,0.331543911007236,0.3305662405477041,0.3184293139750118,0.30873783403660615,0.3016018091095392,0.2987118018637459,0.29533172436874305,0.29033929411404713,0.28301402014978855,0.273554937808491,0.26521885322791533,0.26424591474301357,0.2629094311612506,0.26080909886042525,0.26011560541902035],"twin_dists":[0.15387865922963373,0.15742429300727706,0.16955793254260323,0.17706648077901466,0.18155426105183425,0.18490795758393566,0.1869537323377144,0.1907678291823984,0.19274510964882882,0.19296385067731886,0.1929844873011215,0.1932424326521701,0.1964803778694941,0.1991160820091285,0.2010872857478301,0.2018933091408496,0.20284183645631407,0.20425463143062214,0.206354077406711,0.20911428388967646,0.21159578848924346,0.21188855347282867,0.21229181154119497,0.21292814746524408,0.2131389604398195],"n_dims_used":45,"mean_confidence":0.9172571818033854},"coverage":{"mean_confidence":0.9172571818033854,"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}}