{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001466","494:4940002364","492:4920004578","494:4940001933","494:4940001733","494:4940001273","494:4940002365","494:4940003377","494:4940001732","494:4940001395","494:4940001333","494:4940003493","494:4940001328","494:4940001228","494:4940001325","494:4940002925","494:4940001537","494:4940001255","492:4920004733","494:4940001269","494:4940001032","494:4940000675","494:4940001464","494:4940001830","469:4690006966"],"twin_admin_codes":[494,494,492,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,492,494,494,494,494,494,469],"twin_sims":[0.0884709963650106,0.037216386638105496,0.030228306554177912,0.02635526740123916,0.02545145392279879,0.022318773120349,0.019112926800138146,0.01879597754397685,0.01821568194397678,0.016451166387017616,0.015397638892193878,0.014067734552059357,0.012837568345211194,0.012155461380217123,0.011964109207633996,0.01161004479634928,0.011417631668201058,0.011234499636806233,0.011116437448274195,0.010652305740995413,0.010436658988211257,0.010041735491916325,0.009681052562282225,0.009326285912743773,0.009156748008122188],"twin_dists":[0.28602363664815456,0.33319861575582704,0.3435653494025729,0.35023212909510215,0.35190869346212755,0.35814886732608,0.36537875417398297,0.3661498972566391,0.3675917165839918,0.37223754088390903,0.37522450323103107,0.37926336547042705,0.38331149140963433,0.38570653050437365,0.38639980225943016,0.3877089375520754,0.38843531094683853,0.3891368174524599,0.3895944734840349,0.3914365730037125,0.3923168736484923,0.39397186810129553,0.39553486295901846,0.39712375144293943,0.39790220392450404],"n_dims_used":45,"mean_confidence":0.9127650790744357},"coverage":{"mean_confidence":0.9127650790744357,"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}}