{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003450","477:4770003246","477:4770002146","489:4890005373","489:4890005131","489:4890005162","489:4890005194","477:4770003234","477:4770002840","489:4890005167","489:4890005119","489:4890005265","489:4890005118","477:4770002915","477:4770003077","477:4770003074","477:4770002996","489:4890005092","477:4770003448","489:4890005268","489:4890005283","489:4890005224","477:4770003321","489:4890005236","477:4770002272"],"twin_admin_codes":[477,477,477,489,489,489,489,477,477,489,489,489,489,477,477,477,477,489,477,489,489,489,477,489,477],"twin_sims":[0.7579192855824964,0.7457569250208279,0.7234791728003813,0.6820088164239487,0.6799311903581979,0.6771723598523104,0.6702492508088381,0.6354279493101205,0.6306154078574925,0.628990271652841,0.6177659433264028,0.6149520547069609,0.6021893219808728,0.6008552017042806,0.5954041367661105,0.5818418673614746,0.5751017137783875,0.5646026765834197,0.562089566506601,0.5598473019191125,0.5560647452054622,0.5429757048728214,0.5426055770527791,0.5358144873691961,0.5254940301477342],"twin_dists":[0.09669822938921853,0.0994800541581848,0.10449587289603529,0.11362536140710702,0.11407737259380908,0.11467695791271895,0.11617860825220572,0.12368205537662474,0.12471455526693438,0.1250630607087216,0.12746843511781472,0.12807112439150192,0.13080410003439052,0.13108979052087277,0.13225724048931337,0.13516391418203708,0.13661022647503734,0.13886650289160204,0.139407309852014,0.1398901015456909,0.14070515202783654,0.14353225169381484,0.1436123634785307,0.1450840777468532,0.14732787463403269],"n_dims_used":45,"mean_confidence":0.9208234151204427},"coverage":{"mean_confidence":0.9208234151204427,"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}}