{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650003929","487:4870003191","487:4870004497","487:4870003327","665:6650003862","487:4870003896","487:4870004496","487:4870003058","487:4870003187","487:4870003904","487:4870003611","665:6650003858","487:4870003059","487:4870004335","487:4870003757","487:4870003901","665:6650003930","487:4870003610","487:4870004334","487:4870003328","487:4870002681","487:4870004494","487:4870002930","487:4870003756","487:4870004498"],"twin_admin_codes":[665,487,487,487,665,487,487,487,487,487,487,665,487,487,487,487,665,487,487,487,487,487,487,487,487],"twin_sims":[0.7634530817223418,0.7436148953321915,0.6324876691313619,0.6255595139525707,0.6217911054670574,0.6184470434470435,0.6106743069755843,0.6101213458955907,0.6058074558762069,0.5957717585862539,0.5867917437074197,0.5809454064457458,0.5555589934113422,0.544908444860077,0.5372908702266326,0.5359761032653385,0.5356028507844044,0.4585965365708355,0.4319434645223914,0.41070437936420223,0.3864741369608015,0.3853637203242121,0.3614000893279203,0.3456198508408531,0.3453858174620138],"twin_dists":[0.09542082977721898,0.09996657744309916,0.12431296023906475,0.12579855059473305,0.1266061221993289,0.1273225398040007,0.12898720742205497,0.1291056160571788,0.13002934471986113,0.13217849731225126,0.1341026001425339,0.13535619647968286,0.14081419033334644,0.14311408202202938,0.14476382384643968,0.14504901188167346,0.14512999979913765,0.16216996795513608,0.16828251520317028,0.17326265147558736,0.1790846580589803,0.17935545967747574,0.18529495403858356,0.18931547060197787,0.18937581244694138],"n_dims_used":43,"mean_confidence":0.8972285958223565},"coverage":{"mean_confidence":0.8972285958223565,"n_dims_used":43,"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}}