{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000130","475:4750000658","466:4660011795","475:4750000178","480:4800002650","475:4750000292","475:4750000153","475:4750000064","490:4900002054","475:4750000108","495:4950000336","475:4750000622","466:4660011781","665:6650003163","475:4750000086","480:4800002549","480:4800002703","492:4920000322","497:4970002992","487:4870001227","495:4950004025","495:4950000288","475:4750000039","480:4800002706","467:4670000055"],"twin_admin_codes":[475,475,466,475,480,475,475,475,490,475,495,475,466,665,475,480,480,492,497,487,495,495,475,480,467],"twin_sims":[0.00032351279530037436,0.00031033764736545204,0.0002961043292484311,0.00024271198380764136,0.00021672847650746558,0.0001908962158839485,0.00009552010857235393,0.00007177475868684944,0.00006681787075798856,0.00003135096826452551,0.000022471889090021612,0.000018524059016304512,0.0000162557872143057,0.000012279970191127576,0.000010904701459557617,0.000008342438372073881,0.000006665522061478822,0.000005523099669479632,0.000005375034071422016,0.000003746091483380946,0.000003594902577197482,0.000003142406690912259,0.0000025242882586547117,0.000002380891883518913,0.0000020320428244732976],"twin_dists":[0.5206743156550594,0.5220195010569231,0.5235343103414432,0.5299017571318823,0.5334938290872816,0.5374915133405092,0.5587976790360164,0.5673591228010848,0.5694826699300267,0.59147144094385,0.6008922261101379,0.6062910587132183,0.6099141987664105,0.6176222465143395,0.6208575537349935,0.6280920076957689,0.6340898173441831,0.6390714649420373,0.6397882905616569,0.6492372888885861,0.6503066962449214,0.6537867137162244,0.6594133655179913,0.6609076563092244,0.6649388309181821],"n_dims_used":43,"mean_confidence":0.8902478772540425},"coverage":{"mean_confidence":0.8902478772540425,"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}}