{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003575","490:4900001832","490:4900004282","490:4900003179","490:4900004138","490:4900004550","490:4900005502","490:4900006629","490:4900006991","490:4900003991","490:4900001548","490:4900004554","490:4900003700","490:4900003579","490:4900005891","490:4900007501","470:4700004500","490:4900005237","490:4900006756","490:4900002142","490:4900002886","490:4900004130","490:4900001976","490:4900001680","490:4900002288"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490],"twin_sims":[0.8553599885852775,0.6270531069847879,0.5925120784979762,0.584269963166799,0.5473546808125173,0.5317864839999669,0.5050946823367689,0.4842265478315619,0.47587974743435635,0.46904110190932086,0.4530927552587454,0.4494341733935922,0.44943278374214213,0.44619237030546005,0.4444530257045538,0.4440541809277915,0.4348770204150721,0.4247459620397512,0.42249398517025233,0.4211670443991388,0.41391280139271364,0.41271144764291856,0.41166252426629446,0.4110833927629654,0.40468054440347745],"twin_dists":[0.07259806320634665,0.1254783878805238,0.13287677331640074,0.13464322267354803,0.14258518593431066,0.14595872662372655,0.15179315128559387,0.15641142136354225,0.15827539935883334,0.15981053045384705,0.16342096123794153,0.16425563593090275,0.16425595344824986,0.16499735514009334,0.1653961573266971,0.1654876897795242,0.16760271132113724,0.16995842310405168,0.17048519307841312,0.1707961348462716,0.17250343330567075,0.17278741195710687,0.1730356529248174,0.17317282998925612,0.17469516711734173],"n_dims_used":45,"mean_confidence":0.9197679307725695},"coverage":{"mean_confidence":0.9197679307725695,"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}}