{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002649","480:4800002703","480:4800002756","480:4800002549","497:4970002992","497:4970002889","475:4750000214","475:4750000585","475:4750000108","475:4750000180","475:4750000251","665:6650003163","475:4750000153","495:4950000288","475:4750000426","475:4750000130","475:4750000658","475:4750000547","475:4750000507","665:6650001352","480:4800005792","495:4950000336","480:4800002757","475:4750000622","475:4750000086"],"twin_admin_codes":[480,480,480,480,497,497,475,475,475,475,475,665,475,495,475,475,475,475,475,665,480,495,480,475,475],"twin_sims":[0.38313806372935566,0.05452350558457471,0.022315963612393963,0.019008131700285032,0.007554424101837425,0.0025348670467289116,0.0022498806695134725,0.0010708088579805869,0.0007654705215647428,0.0005696403904056178,0.00043048472468405633,0.0004112398579290635,0.0002370370207464097,0.00013499692150682968,0.00013409559224169358,0.00011075134498053517,0.00008209296274855388,0.00004149377995176027,0.00003139148656714731,0.000020645718112273194,0.000020024105602228927,0.000012249902471736587,0.0000106685855883374,0.000009699283467397748,0.000009200210823877897],"twin_dists":[0.17989936031807768,0.3132707984113174,0.35815479613973383,0.36563247770830165,0.4059745147955881,0.44905835480923767,0.45351598576967544,0.48033692326992183,0.49198334107844766,0.5020116927715296,0.5113361180251207,0.512842560467646,0.5306543208222478,0.5482567633365185,0.5484628242232112,0.5543137755448662,0.5633517016241489,0.5834232300789339,0.591434607084218,0.6032667171424221,0.6041208830838587,0.6176891943639984,0.6214519883114423,0.6240319384263008,0.6254581679421742],"n_dims_used":42,"mean_confidence":0.8878232865106492},"coverage":{"mean_confidence":0.8878232865106492,"n_dims_used":42,"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}}