{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007995","490:4900010320","490:4900010506","490:4900011313","490:4900007908","490:4900009752","490:4900011688","490:4900008214","490:4900009754","490:4900007881","490:4900007765","490:4900008552","491:4910005363","490:4900009853","490:4900008215","490:4900009241","490:4900009544","490:4900009935","490:4900009832","490:4900008661","490:4900008660","490:4900008329","490:4900008555","490:4900009449","490:4900008907"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0407838989201264,0.005978520467984795,0.004104927855279562,0.0037705509878453525,0.0032633713214663186,0.003088652806460764,0.0030102475641178555,0.0028135970032086514,0.002524289078571894,0.0024774238682522477,0.0024587098790222815,0.0018516828505380182,0.0015526437746027682,0.0013867184103357887,0.001378537733328886,0.001331064447393326,0.001294383764846192,0.001044119357763713,0.0010322449925554043,0.000977309107556221,0.0009771800400615112,0.0009632508266745923,0.000848194148449192,0.000845928237604785,0.0008424796836332139],"twin_dists":[0.32853203459226626,0.4155814004559517,0.4305713233658332,0.4338870903458293,0.4394671120007168,0.44157403103404047,0.4425551224174304,0.4451225779241725,0.4492153996881689,0.44991851704704433,0.45020269358908227,0.460703467100009,0.46710767733859887,0.47117115036509105,0.4713829165238753,0.47263523717153283,0.4736314596569758,0.48122244545465004,0.48162318536103216,0.4835346839095994,0.4835392910516716,0.48403985211244416,0.4884524388631084,0.4885448049703411,0.4886858217732834],"n_dims_used":45,"mean_confidence":0.8919426812065973},"coverage":{"mean_confidence":0.8919426812065973,"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}}