{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010977","478:4780001793","469:4690002692","468:4680002786","487:4870010846","487:4870010972","481:4810003367","500:5000009658","500:5000002935","474:4740001602","478:4780005209","496:4960011179","473:4730003046","500:5000009877","467:4670001843","478:4780005468","468:4680002685","474:4740001496","468:4680002784","480:4800004615","474:4740001185","500:5000009988","498:4980000988","473:4730002575","487:4870010976"],"twin_admin_codes":[487,478,469,468,487,487,481,500,500,474,478,496,473,500,467,478,468,474,468,480,474,500,498,473,487],"twin_sims":[0.08162966219598813,0.004233848243229663,0.003632690289076436,0.0027231268074618424,0.0025200511151571344,0.0012102413391909981,0.000990773111402583,0.0009874735633912304,0.0008331991201741075,0.0006521129931305791,0.0005612970186499162,0.0003670145102428549,0.00024089603378463795,0.00019991349297462048,0.0001868722253759066,0.00018630172621874081,0.00017315218744050234,0.00014768098760880354,0.00012490852167205277,0.00008717261542575482,0.00008403312654394339,0.00007920453877599326,0.0000718487939982924,0.0000650211317577808,0.00006410768070524381],"twin_dists":[0.29073108613462506,0.4293582174749974,0.43533268609931075,0.44635934088551904,0.4492784875043348,0.4760191587250905,0.4830571520787324,0.4831736186338732,0.48906800020190183,0.49744786161829085,0.5025072119560632,0.5165710728667233,0.5301407565487435,0.536041140753138,0.5381596786454484,0.5382555021154509,0.5405444079619995,0.5454869502278503,0.5506411435102166,0.5615512210772552,0.562651878621738,0.5644231346109346,0.5673284718004112,0.5702894545824112,0.5707077590158933],"n_dims_used":45,"mean_confidence":0.9020850287543403},"coverage":{"mean_confidence":0.9020850287543403,"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}}