{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005036","489:4890005262","489:4890005038","489:4890004967","477:4770003447","489:4890005374","477:4770003158","477:4770002994","477:4770002833","477:4770002834","477:4770002619","477:4770002553","489:4890004999","477:4770002482","489:4890005077","477:4770003151","489:4890005011","489:4890005138","477:4770002838","477:4770002620","477:4770003238","499:4990000001","477:4770002686","477:4770002554","477:4770003302"],"twin_admin_codes":[489,489,489,489,477,489,477,477,477,477,477,477,489,477,489,477,489,489,477,477,477,499,477,477,477],"twin_sims":[0.8706408080757885,0.8463820464185893,0.8118357226630967,0.7883622491400932,0.7823966993200736,0.7385036474306907,0.7166848045093106,0.7053846858779489,0.7010311212435831,0.674051646317848,0.6719063786998002,0.6679071193239394,0.6573235150469721,0.6504093602570341,0.6499137844181336,0.6422138887236268,0.6350487083477832,0.635046639584598,0.6344020223337591,0.6280825816778687,0.6210255996318096,0.6090598679563973,0.6072267306526037,0.5993968713021689,0.596357778298239],"twin_dists":[0.0683603286676642,0.07500955625091879,0.08385855376227241,0.08956587361625706,0.09098509739060505,0.10112365490386609,0.10600799881697143,0.10850731219123405,0.10946547223491868,0.11535436234788567,0.11581954039112065,0.11668572687023712,0.11897225677661642,0.12046211618991899,0.12056879883800235,0.12222477867407217,0.12376344643254943,0.12376389040801171,0.12390222408205073,0.12525768095295203,0.1267701370760318,0.1293329128164017,0.129725439772648,0.1314020930368657,0.13205297759686302],"n_dims_used":45,"mean_confidence":0.9205340915256076},"coverage":{"mean_confidence":0.9205340915256076,"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}}