{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770004011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003989","467:4670000398","489:4890002132","489:4890003345","467:4670000457","467:4670003056","499:4990002175","467:4670001334","499:4990001253","499:4990002574","500:5000003108","468:4680000023","500:5000001671","499:4990003684","478:4780005254","467:4670000309","499:4990000357","473:4730004072","481:4810004374","489:4890002379","478:4780006405","467:4670003383","481:4810005589","499:4990003902","499:4990003181"],"twin_admin_codes":[477,467,489,489,467,467,499,467,499,499,500,468,500,499,478,467,499,473,481,489,478,467,481,499,499],"twin_sims":[0.6209404987696749,0.3711894585956091,0.3173211615102142,0.2592412182407534,0.2552996255169755,0.24911457757267852,0.23553007729251152,0.23503356348410373,0.23473460245644123,0.22000718382006798,0.206546577674893,0.20364470033778057,0.20101236388351948,0.19861595288888925,0.19621799020965267,0.19585157813027965,0.17902012059907513,0.17610821108758934,0.17460137398987266,0.17083050355101437,0.16441804621452458,0.16429241500604894,0.1625043913219038,0.1555032393833107,0.15309687975012995],"twin_dists":[0.12678836989068157,0.18284581402513528,0.19677942620398944,0.21340526706046326,0.21461281936486656,0.21653176327629547,0.2208566469281075,0.2210177567299296,0.2211148716977454,0.2260036317113648,0.23066742464178286,0.23169975941188242,0.2326449677913066,0.23351289823490082,0.23438866098645442,0.2345231303360392,0.2408992900805466,0.24204483752593303,0.24264292811211383,0.2441559824881656,0.24678497272469355,0.24683721198833392,0.24758385072336497,0.2505661395392135,0.2516138024470354],"n_dims_used":45,"mean_confidence":0.9267310248480902},"coverage":{"mean_confidence":0.9267310248480902,"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}}