{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000661","489:4890001627","489:4890001452","489:4890001468","489:4890001455","489:4890001451","489:4890000270","489:4890001380","489:4890001388","485:4850001841","489:4890000186","489:4890000149","481:4810005933","489:4890001381","485:4850005324","489:4890000321","489:4890001531","489:4890001257","489:4890001315","489:4890001328","489:4890000340","485:4850004031","485:4850004791","489:4890001530","466:4660006077"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,485,489,489,481,489,485,489,489,489,489,489,489,485,485,489,466],"twin_sims":[0.6385729702295105,0.6149180335246124,0.588674406304788,0.5573182770567334,0.5501552280508283,0.535100523005626,0.47786496460978783,0.4754609177356043,0.47508919937032934,0.46896781678236876,0.4564464095287057,0.4456677790177071,0.4394006898107783,0.43573392076564876,0.40517371297299065,0.40197299035023076,0.3980463651385607,0.39596815099090094,0.38600564727757053,0.3843081809937225,0.3837372956680519,0.3824117913952889,0.3794111575971466,0.37505550491656253,0.3735066535642734],"twin_dists":[0.12300688608474247,0.12807841064497594,0.133699087531126,0.14043495794388466,0.1419801780417905,0.14523901209166815,0.15783112552941392,0.15836920674295546,0.1584524850323649,0.15982702190090478,0.1626580329581097,0.16511757241667407,0.16655799680709465,0.16740448565476398,0.17457753345563748,0.17534213850837385,0.17628391767213503,0.17678408137753587,0.17919886534445525,0.1796132224435379,0.17975277337095447,0.18007717173690208,0.1808135367982519,0.18188746917558662,0.1822708231499066],"n_dims_used":45,"mean_confidence":0.9159843444824218},"coverage":{"mean_confidence":0.9159843444824218,"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}}