{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001591","481:4810003470","480:4800004587","470:4700000894","469:4690000764","493:4930000390","489:4890002435","481:4810004528","478:4780008400","480:4800004345","468:4680003886","481:4810001746","467:4670002244","500:5000006135","481:4810004720","467:4670003034","480:4800004119","467:4670002218","496:4960011178","477:4770000168","490:4900005779","480:4800003973","500:5000009661","467:4670001351","488:4880000696"],"twin_admin_codes":[481,481,480,470,469,493,489,481,478,480,468,481,467,500,481,467,480,467,496,477,490,480,500,467,488],"twin_sims":[0.06617373540311657,0.05462709223050664,0.030846267466590437,0.02742252861869852,0.02603550370645253,0.020324021716415456,0.018079098313192144,0.017424845817158283,0.017061661263413613,0.01560477488335903,0.015477673888063601,0.01390992868350603,0.012838713847439703,0.011772602004947967,0.011743501656057684,0.010685935637788588,0.01052494825423871,0.009282048186679106,0.009132608901064118,0.008711045729398344,0.007757592655498599,0.007664471540413274,0.0073439142712021,0.0070568718681534495,0.0068920849280168645],"twin_dists":[0.3026644964478181,0.31316858534599906,0.34257037242090344,0.34831506476834706,0.3508195337928902,0.36253140083324975,0.36793691169376813,0.3696227986525311,0.37058275075245767,0.374623328019676,0.37499137709558317,0.3797647444717379,0.38330756503376895,0.3871035539822635,0.3872113798842543,0.39130072322781545,0.39195452453594565,0.39732564737152837,0.39801408671964367,0.40001187902931457,0.4048703866644554,0.4053731956418251,0.40714702241064804,0.4087954335233404,0.4097692025813032],"n_dims_used":43,"mean_confidence":0.9176497348519259},"coverage":{"mean_confidence":0.9176497348519259,"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}}