{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005555","496:4960006481","490:4900005406","490:4900006417","466:4660004343","490:4900000438","496:4960005458","466:4660014179","490:4900006652","490:4900000002","494:4940007580","494:4940008981","490:4900001357","494:4940008811","490:4900001448","494:4940004851","487:4870002858","469:4690001260","487:4870006883","466:4660004258","487:4870003213","496:4960004710","494:4940008892","485:4850003385","466:4660002730"],"twin_admin_codes":[487,496,490,490,466,490,496,466,490,490,494,494,490,494,490,494,487,469,487,466,487,496,494,485,466],"twin_sims":[0.00359809053191584,0.0014834292276288477,0.0006519770485169429,0.00039414852355445444,0.00029036725525248243,0.0002725156069828677,0.0002150360625603257,0.00018341463858203004,0.0001763828097686291,0.0001589363422349697,0.00015231794975166104,0.00014359751796816868,0.0001422066978100163,0.00013840952164572586,0.00008430065778556139,0.00007949264523189568,0.00007326579286211954,0.00007000775258475367,0.0000691342169592989,0.00006794972678916495,0.00006646457535291357,0.00006382406046554397,0.00006249955069347665,0.00006207293909794616,0.000054327785293013075],"twin_dists":[0.4357033350169206,0.46875150998190224,0.49745493100048144,0.5142368067512669,0.5241642930786213,0.5262021458902104,0.5337416336422315,0.5387447083870506,0.5399672613992686,0.5432110252776962,0.5445301466373775,0.5463533092985405,0.5466537027837751,0.5474881685624643,0.5625565818303259,0.5643146173359501,0.5667475231303312,0.5680997065252786,0.5684723889180582,0.5689849294952829,0.5696396712723582,0.5708387899021989,0.5714581100884351,0.5716602391205092,0.5755791929410978],"n_dims_used":45,"mean_confidence":0.9025327046712239},"coverage":{"mean_confidence":0.9025327046712239,"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}}