{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001296","468:4680007220","473:4730001382","499:4990003767","500:5000008605","484:4840000555","473:4730006841","484:4840000653","484:4840005463","498:4980001456","498:4980002492","472:4720006856","499:4990001890","475:4750009062","475:4750010189","468:4680003793","498:4980000632","484:4840001004","473:4730003493","500:5000007864","468:4680004462","499:4990004004","500:5000009854","484:4840001151","498:4980000483"],"twin_admin_codes":[498,468,473,499,500,484,473,484,484,498,498,472,499,475,475,468,498,484,473,500,468,499,500,484,498],"twin_sims":[0.4308121211437929,0.36873664011576995,0.3370479481308978,0.33219411790899867,0.33094277498126523,0.3257616829572181,0.2920035982509553,0.2886982160605557,0.2854807802738297,0.2850129501777696,0.2828430871499425,0.2781825024766324,0.2766624372098446,0.2697617571521742,0.2687579071987969,0.25976945010562624,0.2560030920586202,0.2484629626476685,0.24843385319531455,0.2453982138940494,0.24417080782436915,0.24412413847633577,0.24394730192348194,0.24018450096871868,0.2384176052077641],"twin_dists":[0.16854518297788448,0.1834563999577377,0.19153999988351272,0.19281316925563308,0.19314303963550342,0.19451618940584217,0.20378206424933626,0.204722186418276,0.20564349217441735,0.20577797230316563,0.20640345521719777,0.20775679544439393,0.20820117076364586,0.21023756035440364,0.2105364607604533,0.21324431934538396,0.21439644458824353,0.21673569374434054,0.2167448118775793,0.21769947455298533,0.2180876325636742,0.21810241620563217,0.2181584500074964,0.2193570399472221,0.2199240665767011],"n_dims_used":45,"mean_confidence":0.9237937927246094},"coverage":{"mean_confidence":0.9237937927246094,"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}}