{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001001","489:4890000942","489:4890000714","489:4890000830","489:4890000602","489:4890000771","489:4890000769","489:4890001006","489:4890000605","489:4890000882","489:4890001135","489:4890000521","489:4890000687","489:4890000556","489:4890000548","489:4890000552","489:4890000606","489:4890001122","489:4890000551","489:4890000885","489:4890001063","489:4890000361","489:4890000772","489:4890000712","489:4890001134"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9028585261878324,0.8165213730608821,0.7608271174708777,0.7408303569507989,0.7343875447735442,0.7265054982840018,0.7193180767036814,0.7151650785536544,0.6910013394478848,0.6835609256546219,0.6807292569101561,0.6604874804093283,0.6602411092114463,0.6583425610382877,0.6521449450461929,0.6349778307510047,0.6306764660311505,0.6305747231008685,0.6252454179063023,0.6236243758790299,0.6235579924879456,0.607254760428144,0.6039011752836583,0.6017523158266002,0.5991342841807942],"twin_dists":[0.058714016036071515,0.08269286995399219,0.09602795670687722,0.10059759850175035,0.10205166647495192,0.10381988578810314,0.10542283118201506,0.10634522150648695,0.11166389342308389,0.11328740760905104,0.11390379322212564,0.11828951048383542,0.11834269805855688,0.11875242949183958,0.12008839161279698,0.12377865732844132,0.12470146008431518,0.12472328089128391,0.1258658728647802,0.12621328748984556,0.1262275133195696,0.12971943783744272,0.13043753399000835,0.13089768005671046,0.131458328022128],"n_dims_used":45,"mean_confidence":0.919449700249566},"coverage":{"mean_confidence":0.919449700249566,"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}}