{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011064","487:4870010159","494:4940005243","466:4660013913","487:4870010803","487:4870002037","487:4870000417","487:4870010809","487:4870001204","487:4870001111","494:4940007816","494:4940007595","487:4870000538","494:4940007398","487:4870001407","469:4690002318","494:4940008595","487:4870002770","487:4870001115","494:4940004849","487:4870010546","494:4940008110","487:4870002755","487:4870000846","494:4940007176"],"twin_admin_codes":[487,487,494,466,487,487,487,487,487,487,494,494,487,494,487,469,494,487,487,494,487,494,487,487,494],"twin_sims":[0.4159387640874455,0.3419052982828816,0.3126711292185008,0.31080619846256474,0.29085080967906846,0.2850619588544478,0.27711206207886907,0.27625942059526115,0.2703601754727471,0.25954000585102444,0.25001628658998765,0.24398342954638477,0.23800949958348477,0.22735650427587756,0.22515582508648516,0.22513953995706343,0.22507326790389853,0.2243859471799787,0.21750142842870204,0.21575424994327172,0.21537368790296937,0.21307876856142666,0.2120647619760811,0.20753369437948957,0.20589955258645581],"twin_dists":[0.17202533844293755,0.19027578541562626,0.19804078004325426,0.1985496523209484,0.20410921912912658,0.20576387828821585,0.20806957277197918,0.20831923834486057,0.2100597060567366,0.21331420371378082,0.2162501253971111,0.2181470001979928,0.22005542304911185,0.22353779969125176,0.22427053185894646,0.22427597179689182,0.22429811222873883,0.22452799110463292,0.22685692828164997,0.2274558197472961,0.22758670029884426,0.22837928225819815,0.2287313225813037,0.23031852157878333,0.23089673825940563],"n_dims_used":43,"mean_confidence":0.914644906687182},"coverage":{"mean_confidence":0.914644906687182,"n_dims_used":43,"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}}