{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001317","494:4940001259","494:4940001379","494:4940001381","494:4940001258","494:4940001537","494:4940001456","494:4940001320","494:4940001380","492:4920004911","494:4940001321","494:4940002590","494:4940002037","494:4940001085","494:4940001083","494:4940001035","492:4920005202","494:4940001143","492:4920005031","494:4940001147","492:4920003833","492:4920003789","492:4920005030","492:4920006901","487:4870005213"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,492,494,494,494,494,494,494,492,494,492,494,492,492,492,492,487],"twin_sims":[0.5509201230656876,0.5199798791297406,0.38053980341406013,0.34313586765942006,0.325404518363215,0.2429072894409404,0.2022161092034593,0.19589546556644685,0.18951933889157035,0.14106186496180387,0.1388252835401103,0.09429327495397981,0.07597442291064682,0.07347686550208807,0.06768744996993327,0.05935504313206887,0.05926810233665832,0.056849018475438454,0.05682258265642958,0.050055278882955107,0.04699705979445726,0.0468999858128026,0.04268827480784425,0.04184098565564235,0.04029433439751929],"twin_dists":[0.1418150246514396,0.14853067359956942,0.18053623523006335,0.18995703703986144,0.1946112920022741,0.2184885284540827,0.23221168309981982,0.23450701492407267,0.23687512957637333,0.25704367471364986,0.2580903174766404,0.28224002581628155,0.29486706205391194,0.2967729895154008,0.3014014154800915,0.3086654121149087,0.30874550383687893,0.31101381237629655,0.31103903679695144,0.317841231061139,0.3211694048185939,0.32127797765654315,0.3261805436130253,0.32721561482333517,0.3291514780467708],"n_dims_used":45,"mean_confidence":0.9152570936414931},"coverage":{"mean_confidence":0.9152570936414931,"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}}