{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003246","480:4800006491","491:4910003928","665:6650003087","480:4800002704","475:4750000214","475:4750000108","475:4750000181","665:6650002101","475:4750000547","475:4750000426","475:4750000251","480:4800006481","475:4750000335","494:4940003603","491:4910003981","475:4750000622","495:4950002182","494:4940003257","473:4730004726","475:4750000153","480:4800006451","475:4750000336","480:4800006490","480:4800002702"],"twin_admin_codes":[480,480,491,665,480,475,475,475,665,475,475,475,480,475,494,491,475,495,494,473,475,480,475,480,480],"twin_sims":[0.0037630752721531614,0.002225804269881743,0.0019203724630960576,0.0018963444595459808,0.0018096663025790457,0.0014333798340219162,0.0010667681570359258,0.0006341738241755843,0.000605532201150453,0.0005992341012871878,0.00038523314285080255,0.00035284959963955174,0.00026775900685021783,0.00016668659382738628,0.00010376404575570825,0.0000960598376769742,0.00008309976484709883,0.00006644279497576131,0.00005941054024137718,0.0000435964573030056,0.00004060056530333539,0.00003896278884623805,0.000030293111429169236,0.000030193694040373214,0.00002661577133648644],"twin_dists":[0.4339642359527036,0.45391595800526663,0.4593679570287453,0.4598300528941033,0.461543041043762,0.4699848916029912,0.4804696649061967,0.49839281521623374,0.49995445997749793,0.5003070782398046,0.5149867124139578,0.5178546670563244,0.5267662842563995,0.5417306079782491,0.556293258699382,0.5586275744034214,0.5629866137649444,0.5696493761507039,0.5729522751810681,0.581992333666461,0.5840520404922088,0.5852399615926432,0.592449495641819,0.5925430780355554,0.5961226690034412],"n_dims_used":44,"mean_confidence":0.878271449695934},"coverage":{"mean_confidence":0.878271449695934,"n_dims_used":44,"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}}