{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001378","477:4770002541","477:4770002817","477:4770002468","477:4770002895","477:4770002972","500:5000001326","500:5000001781","500:5000001328","500:5000001327","500:5000001549","500:5000001323","468:4680006067","468:4680007075","468:4680006777","477:4770002818","477:4770003051","477:4770002672","477:4770002741","468:4680006629","477:4770002739","498:4980005334","468:4680006775","500:5000001906","468:4680007392"],"twin_admin_codes":[500,477,477,477,477,477,500,500,500,500,500,500,468,468,468,477,477,477,477,468,477,498,468,500,468],"twin_sims":[0.8374285960541541,0.798928194628954,0.7837806970805848,0.7604548021763753,0.6905204518386411,0.5458684265295873,0.5203027127133842,0.5043616077057247,0.42261071005582135,0.42205660634159414,0.4108800033665078,0.4024584372242176,0.3870771332381706,0.38634087691183955,0.37095605288939604,0.3557298754783493,0.35028649808325163,0.34360555813488525,0.31766177139984175,0.3104347137968844,0.3025571895328609,0.296036028143778,0.2928638214857235,0.2907529295380465,0.289105331223942],"twin_dists":[0.07736405891079608,0.08702253687576018,0.0906568615086368,0.09611389503368292,0.11176900400274628,0.142906477139057,0.14846017313010018,0.15195445915754402,0.17045786061458768,0.17058763853028222,0.17322102624958774,0.1752259968622599,0.17893775762445502,0.17911713718598785,0.1829038298124301,0.18672894845029261,0.18811671836024904,0.1898355360569676,0.19668744591844636,0.1986512253440734,0.2008218219598695,0.20264366781429968,0.2035384372219414,0.20413703245205542,0.2046060487433856],"n_dims_used":44,"mean_confidence":0.9218625155362216},"coverage":{"mean_confidence":0.9218625155362216,"n_dims_used":44,"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}}