{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000031","491:4910000375","491:4910000473","491:4910000423","491:4910000064","490:4900000977","492:4920006622","491:4910000011","491:4910000883","491:4910000123","491:4910000040","491:4910000474","491:4910000374","491:4910000120","491:4910000422","491:4910000010","491:4910000026","491:4910000009","491:4910000047","491:4910000697","490:4900000854","491:4910000065","491:4910000632","491:4910000472","492:4920006620"],"twin_admin_codes":[491,491,491,491,491,490,492,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,492],"twin_sims":[0.45884601760882454,0.4102840306862421,0.24076093264958806,0.17472742095590693,0.16907222699509372,0.15638345282789343,0.09078933669079121,0.07715622501079526,0.0689602566799365,0.062240121933546444,0.05696876103773877,0.05280119269715651,0.051819859758868096,0.04197034529353872,0.04033463281983814,0.036217290133053144,0.03170739246680691,0.03159798054042725,0.02854595546398582,0.02813195702084056,0.02746172989186326,0.026696128032212278,0.026192742683292285,0.024901907451435504,0.0234816183347093],"twin_dists":[0.16211339072343758,0.1733623113980905,0.219172639939155,0.2425927570862741,0.24486967713917485,0.25018588248594087,0.2844941146515042,0.2939827727214082,0.30035703642410577,0.3060607651506908,0.31089967804340246,0.31499431077042894,0.31599729506023005,0.3270564505084865,0.3291002494265116,0.33457334910104247,0.3412119629030591,0.34138279491661705,0.34636529985857595,0.34707600680667333,0.34824588151086133,0.3496126995248269,0.3505299132910727,0.352953405802407,0.35574883126920015],"n_dims_used":45,"mean_confidence":0.8906463623046875},"coverage":{"mean_confidence":0.8906463623046875,"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}}