{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004777","489:4890004728","489:4890004010","489:4890005061","479:4790002819","489:4890003971","489:4890004731","489:4890004014","489:4890003948","489:4890004365","489:4890004555","489:4890004393","489:4890003970","489:4890004852","489:4890005060","489:4890004034","489:4890003965","489:4890004783","489:4890004033","479:4790002905","479:4790003846","489:4890004392","479:4790002821","479:4790002820","479:4790003847"],"twin_admin_codes":[489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,489,479,479,479],"twin_sims":[0.8371384789594605,0.7808577828248976,0.752142152611585,0.7346449529508102,0.7175360932655734,0.7098543503583723,0.7027188984827236,0.700220735996665,0.6943357098571363,0.6804650781517543,0.6736990482212929,0.6734856219108071,0.6699552173791132,0.6695501015121966,0.6657539294817504,0.6621020479723743,0.6587745770300429,0.65861833350277,0.6569609499758622,0.6541685658328836,0.6477992684292058,0.6455026890538271,0.6448732544191058,0.6446290592752836,0.6429100158210387],"twin_dists":[0.07743956766916461,0.0913493682475787,0.09802382908836607,0.1019937273637583,0.10581894415685006,0.10752093342794455,0.10909431067382487,0.10964355536702745,0.11093436005003718,0.11396125879345072,0.11543084626495635,0.11547713651902203,0.1162422963315007,0.11633003367157703,0.1171515608355593,0.11794084951640617,0.11865921550050934,0.1186929287984647,0.119050453019612,0.11965243049855805,0.12102384626144556,0.12151781937313905,0.12165316067552297,0.1217056626322118,0.12207517995666796],"n_dims_used":45,"mean_confidence":0.9201441446940104},"coverage":{"mean_confidence":0.9201441446940104,"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}}