{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005532","490:4900005255","490:4900006172","490:4900004849","490:4900007384","490:4900005785","490:4900004837","490:4900005787","490:4900005533","490:4900005790","490:4900005518","490:4900005649","490:4900005527","490:4900004863","490:4900005909","490:4900005280","490:4900005402","496:4960006558","490:4900005526","493:4930004456","490:4900001209","496:4960007971","493:4930007151","488:4880003365","490:4900006047"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,493,490,496,493,488,490],"twin_sims":[0.6317959025344894,0.5549572027119458,0.5397925528747939,0.5104121461681854,0.48195540309019724,0.45253064141555804,0.4400961059899195,0.4372150375366811,0.42608794282423346,0.40131168891223407,0.3853710824547064,0.35694444808370973,0.3518551010482376,0.3458583203595774,0.3435107113365002,0.3069517111601502,0.29633628285609476,0.294052415707997,0.28729554065616375,0.2842554124054204,0.2801393878708218,0.2799765600017196,0.2739294754193706,0.26922569271534463,0.2689120427693756],"twin_dists":[0.1244613545600982,0.14094395361586168,0.1442215539818786,0.1506249287019458,0.15691758829665967,0.1635490398101528,0.16639777126113506,0.16706222604692733,0.16964506754205966,0.17550045474311407,0.17935366302614783,0.1864208018945303,0.18771566465232248,0.1892540072126457,0.18986006419408583,0.19960697530957547,0.20255927019095513,0.20320250793034814,0.20512307900500376,0.20599601235627266,0.20718689232301277,0.2072342201565395,0.20900389321707444,0.21039708989888076,0.21049052140727922],"n_dims_used":45,"mean_confidence":0.899023691813151},"coverage":{"mean_confidence":0.899023691813151,"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}}