{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002518","489:4890002859","489:4890002192","489:4890002275","489:4890002600","489:4890003100","489:4890003023","489:4890002599","489:4890003024","489:4890003261","489:4890003097","489:4890003537","489:4890002352","489:4890004029","489:4890003247","489:4890002434","489:4890002345","489:4890003452","489:4890003522","489:4890004232","489:4890002682","489:4890002109","489:4890004286","489:4890003323","489:4890003815"],"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":[0.758889756229904,0.6322939142303604,0.6267177059761151,0.5569857002360741,0.5446948704569564,0.535688027783687,0.529348443738547,0.5107010945080804,0.46598094074668633,0.4594227997446005,0.4579915582135618,0.43926370788859437,0.4352503910109286,0.424099270754667,0.42211183950304315,0.41544967334594224,0.4075921167132786,0.40037162263476894,0.3941599683371634,0.38597841012977485,0.384321167455072,0.382677167788547,0.3819485635725144,0.3811224716306785,0.37868174636784496],"twin_dists":[0.09647476268099302,0.12435452505370433,0.12555028815813696,0.14050663496578725,0.14316027819743748,0.14511151719855978,0.1464887936243566,0.15056153902536543,0.16049991347780004,0.16198263039417107,0.16230721064326648,0.16658956947405157,0.16751632084260318,0.17010957392091142,0.1705746990333987,0.17214066391150049,0.17400160180476776,0.1757257108898792,0.17722024019704852,0.17920550717330347,0.17961004910004477,0.18001218155199047,0.18019066725853933,0.18039323250598838,0.1809929611842234],"n_dims_used":45,"mean_confidence":0.9196662902832031},"coverage":{"mean_confidence":0.9196662902832031,"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}}