{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001318","499:4990000861","499:4990001217","499:4990000360","499:4990001218","499:4990000942","477:4770003863","499:4990000785","499:4990001111","499:4990000117","499:4990000554","499:4990000623","477:4770003939","499:4990000853","499:4990000852","477:4770003968","477:4770003725","499:4990000555","499:4990001018","477:4770003616","499:4990000553","499:4990000701","499:4990000786","499:4990003483","499:4990000171"],"twin_admin_codes":[499,499,499,499,499,499,477,499,499,499,499,499,477,499,499,477,477,499,499,477,499,499,499,499,499],"twin_sims":[0.9608017531957534,0.9532440574593248,0.9385689867427337,0.9378913603544422,0.9358475023044647,0.8988758449615702,0.8977064771403892,0.897585369973808,0.8774928092097192,0.8724545493263112,0.8717019568038048,0.861717995878031,0.845350366779615,0.8323831744735573,0.8259695839405643,0.8240804792473141,0.8167467890878746,0.8094364851886952,0.8009985396642519,0.79387784438906,0.7918031700735726,0.786044329409203,0.7780516357319354,0.7778641179269524,0.7769020046696746],"twin_dists":[0.03672816677024188,0.04019161708080212,0.04624659555944137,0.04650926965179846,0.047293840707491805,0.05997062070611366,0.060335646462667786,0.060373351799367425,0.06639788378578781,0.06784490038723605,0.06805911538196169,0.07085655251993858,0.07528332414715078,0.0786705844843385,0.08031187309120649,0.08079134433476122,0.08263654707492063,0.0844517720596674,0.08651944650698146,0.08824312992698767,0.08874190585742141,0.09011868723236095,0.09201172279061536,0.09205589882400808,0.09228239105764449],"n_dims_used":44,"mean_confidence":0.9271250638094816},"coverage":{"mean_confidence":0.9271250638094816,"n_dims_used":44,"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}}