{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920005838","480:4800000757","480:4800000791","492:4920005452","487:4870010617","665:6650002892","496:4960009209","487:4870000280","496:4960006523","480:4800001606","492:4920004604","487:4870006582","469:4690002069","480:4800000311","480:4800000923","480:4800000997","487:4870005257","490:4900001903","496:4960011988","496:4960005278","492:4920003437","480:4800000885","487:4870003517","491:4910002587","496:4960008290"],"twin_admin_codes":[492,480,480,492,487,665,496,487,496,480,492,487,469,480,480,480,487,490,496,496,492,480,487,491,496],"twin_sims":[0.013775039163093255,0.013503128223168143,0.013487808057707681,0.009905550063912373,0.009531721536152777,0.006081950011224726,0.005464700090225598,0.005203605384780567,0.005190240639997315,0.00474112042488612,0.0047313295737137365,0.004547378102452444,0.004492938835791387,0.004456989512575881,0.004344724171241424,0.004224978049874674,0.004133154590586552,0.004124074530636292,0.004041330520070507,0.0038197232630670513,0.0037699731001668278,0.0037569351045896883,0.003597075092353728,0.0035296083483547995,0.0034705924624894194],"twin_dists":[0.3801973114854731,0.38108077827576947,0.3811310215077413,0.3945560447530997,0.39619722914465794,0.41488465073392605,0.4192128783108769,0.4211781185467856,0.42128109630397703,0.4248893741073996,0.4249714315854243,0.4265424765613664,0.42701847661689685,0.42733568396618576,0.4283414564988993,0.4294406008130293,0.4303027862915177,0.43038898774460727,0.43118256649828296,0.4333831000482953,0.4338930488861329,0.43402770381503003,0.43571426185846823,0.43644662475661794,0.4370977903029216],"n_dims_used":43,"mean_confidence":0.9136459882869277},"coverage":{"mean_confidence":0.9136459882869277,"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}}