{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009680","490:4900004805","490:4900010787","490:4900010184","490:4900010864","490:4900011743","490:4900010697","490:4900011919","490:4900010875","490:4900010880","490:4900004803","490:4900012054","490:4900010275","490:4900010535","490:4900009681","490:4900010178","490:4900011985","490:4900012058","490:4900010874","490:4900010706","490:4900012192","490:4900010085","490:4900009779","490:4900010091","490:4900009880"],"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":[0.19481697147679922,0.17794170235043838,0.17107106450749238,0.16537198513750925,0.13945870099997806,0.13665796344867906,0.11350481511233466,0.11260095683477044,0.10811587547938466,0.10610813572836075,0.10332023364342213,0.09963723487492199,0.09936871039395907,0.09339647301659838,0.09234565014750894,0.09079208379041731,0.0906900557899459,0.08397104005502987,0.08224335930072482,0.07518297266165198,0.07302909509357333,0.07128005751074669,0.06964548849843417,0.06904707887605617,0.06842336893991623],"twin_dists":[0.2349037643088979,0.24132198603791155,0.24405874786716442,0.2463892494703694,0.25779263101944794,0.2591166312489819,0.27093138050969484,0.2714286719609734,0.27394292985137536,0.2750946781429228,0.27672240004455806,0.27892609640509275,0.27908924361232,0.2828105573429386,0.28348460185654734,0.2844923207079612,0.28455897709898453,0.289085748098461,0.2902962157955823,0.29546548624722435,0.2971202063560963,0.29849320386134026,0.2998012579805627,0.3002863689410675,0.3007956414681172],"n_dims_used":45,"mean_confidence":0.9286243014865452},"coverage":{"mean_confidence":0.9286243014865452,"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}}