{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012389","490:4900012600","490:4900012601","490:4900012388","490:4900012386","490:4900012317","490:4900012529","490:4900012235","490:4900013155","490:4900012736","490:4900013120","494:4940007107","497:4970001851","494:4940006775","494:4940006884","487:4870008151","487:4870007428","497:4970001775","487:4870008004","494:4940006465","466:4660011631","490:4900013081","490:4900012255","487:4870007126","487:4870004929"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,497,494,494,487,487,497,487,494,466,490,490,487,487],"twin_sims":[0.2665352868845388,0.1684594000307804,0.16338177574229526,0.09638901804015729,0.055960375179863124,0.0555152803498815,0.053736163981889414,0.05139137340578628,0.048888886174862006,0.046469445957314136,0.03995216635128658,0.03083814787585914,0.02981507257907643,0.02880944139924618,0.023203078833459307,0.01790760693523293,0.017725054047266032,0.016469037713308526,0.015869986959715632,0.015760825615798998,0.013548008251807409,0.013438603431077629,0.01322122232061288,0.012720885910236556,0.012456350808791141],"twin_dists":[0.21120072647903587,0.24511967995884795,0.24721673539379604,0.2809232296995075,0.31186709686387304,0.3122986979622927,0.314053002493811,0.3164401919208801,0.3190900223207638,0.3217617951545273,0.3295882048389518,0.34258333461023466,0.3442404672539745,0.34591757593783606,0.35631416730050697,0.36837357850669394,0.36884245360050555,0.3721883391363644,0.37386376381445274,0.37417503850246875,0.3809338814655084,0.3812927323766508,0.38201347965029864,0.3837130716430132,0.3846357290911928],"n_dims_used":45,"mean_confidence":0.9070346408420139},"coverage":{"mean_confidence":0.9070346408420139,"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}}