{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001647","497:4970000035","491:4910001589","491:4910001529","487:4870001235","491:4910001824","487:4870003214","500:5000001907","477:4770003051","494:4940004331","500:5000001374","500:5000001906","485:4850005597","500:5000002024","500:5000001328","487:4870001053","500:5000001276","487:4870001150","487:4870003081","475:4750001627","467:4670003201","477:4770002817","665:6650000453","665:6650000374","478:4780009493"],"twin_admin_codes":[491,497,491,491,487,491,487,500,477,494,500,500,485,500,500,487,500,487,487,475,467,477,665,665,478],"twin_sims":[0.16964838693054327,0.12457303150590188,0.09935854975852403,0.05532778409019623,0.052075214038403865,0.017466188227456093,0.012349699447953286,0.010871807983026529,0.009006373685126003,0.008209256955985367,0.007922207411931788,0.0072852081617741996,0.006843090778435124,0.006309651837384653,0.006240926257094525,0.006029418211000009,0.005750910999710715,0.0056008706511589705,0.005346315718964186,0.005129666232321383,0.005110011463830945,0.004931530123208983,0.004894567981730029,0.004856782202668407,0.004690842689667467],"twin_dists":[0.24463522592631465,0.2650752690097027,0.27909542367963197,0.31248136703254326,0.31573479838788177,0.3695146391605136,0.38501262966099453,0.39055667279615597,0.39860351694089624,0.40250586049332976,0.403994645383022,0.4074793883827119,0.4100627610970776,0.4133876483298355,0.4138342750211877,0.4152371820048125,0.4171538207214661,0.4182213884281956,0.4200931820646041,0.421750862790024,0.4219043686145776,0.42332333507270137,0.4236229958282815,0.42393146081374317,0.4253123965462945],"n_dims_used":45,"mean_confidence":0.8987911648220486},"coverage":{"mean_confidence":0.8987911648220486,"n_dims_used":45,"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}}