{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000582","494:4940000467","494:4940000470","494:4940000635","494:4940000820","494:4940000463","494:4940000864","494:4940000525","494:4940000409","494:4940000471","494:4940005081","494:4940005932","494:4940003983","494:4940005945","494:4940000588","494:4940004470","494:4940000176","494:4940006582","494:4940000867","494:4940001231","494:4940000021","494:4940006472","494:4940000649","494:4940000633","494:4940000985"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.7328017545472415,0.6191690971683487,0.6053699966886876,0.5191899107206303,0.48955315892165346,0.4752219506698259,0.4578325007065184,0.4483133288178292,0.4082310376191473,0.40806116467379816,0.37279308082629525,0.36907867665489136,0.35925284509197203,0.35471272863563924,0.34301213441047995,0.3367082281717289,0.326678820363538,0.31947828545767504,0.31370185953475477,0.31160046078534404,0.3054770465404353,0.29209199685382964,0.2858709832090825,0.2845029674298993,0.27574567286036233],"twin_dists":[0.10240833032146258,0.12716786489598167,0.13012301669867585,0.1487032306198189,0.15522715040576807,0.1584227415129429,0.1623433045352702,0.16451185428197596,0.1738496992031668,0.17389007600253237,0.1824477016129362,0.18337113499159982,0.18583662598591,0.18698742462206155,0.1899890594720603,0.19162878412801562,0.1942722465388737,0.1961978396722818,0.19776027339527913,0.19833271421374596,0.20001351079902926,0.203757008932239,0.20553142766493881,0.20592472081628,0.20846989844544392],"n_dims_used":45,"mean_confidence":0.9171947055392795},"coverage":{"mean_confidence":0.9171947055392795,"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}}