{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003607","492:4920004312","492:4920006105","491:4910002327","491:4910002967","492:4920004410","492:4920006268","491:4910002315","492:4920007062","492:4920004017","492:4920006940","492:4920005922","492:4920006552","495:4950000253","492:4920005834","495:4950000212","491:4910000913","491:4910002684","495:4950001282","491:4910003500","492:4920006980","491:4910003415","492:4920004064","491:4910000635","491:4910000404"],"twin_admin_codes":[491,492,492,491,491,492,492,491,492,492,492,492,492,495,492,495,491,491,495,491,492,491,492,491,491],"twin_sims":[0.04981880701814981,0.033008931964119186,0.027045966311500937,0.025927356057826145,0.02575925941390143,0.02407700969776557,0.019825937391442075,0.018055946303594316,0.017907646485594834,0.017473704334290272,0.01711005313515737,0.016154099515706212,0.015214991742567066,0.014459165431757801,0.014112577261164959,0.011869067636157842,0.0116772350309644,0.011231795426972323,0.0111592244626365,0.010015957947933207,0.009354853430743862,0.009348194724739325,0.008947418823770547,0.00883586539693032,0.00865998939055868],"twin_dists":[0.31809243320305336,0.33921749685821234,0.3489840044950897,0.35101960968466006,0.35133202733643726,0.3545596266142075,0.363684010533678,0.3679956511364925,0.36837347737862647,0.3694949997265481,0.37045381481324124,0.37306235316256564,0.3757605390333395,0.3780408198074099,0.3791217977399256,0.38674780225961575,0.3874578060743165,0.3891472521165732,0.3894281170773362,0.3940818984833122,0.3969938265515061,0.39702407860462546,0.3988813284452927,0.399411506924463,0.40025967573280563],"n_dims_used":45,"mean_confidence":0.8989427354600694},"coverage":{"mean_confidence":0.8989427354600694,"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}}