{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000718","487:4870000265","487:4870000382","487:4870000565","487:4870000264","487:4870001341","487:4870001339","490:4900012949","466:4660013195","496:4960008590","487:4870000990","494:4940000990","487:4870000500","487:4870000559","494:4940005576","490:4900003229","496:4960009188","487:4870000712","466:4660009674","496:4960008390","487:4870010248","487:4870000111","494:4940000018","496:4960009177","487:4870002702"],"twin_admin_codes":[487,487,487,487,487,487,487,490,466,496,487,494,487,487,494,490,496,487,466,496,487,487,494,496,487],"twin_sims":[0.263799249489839,0.2080101264761542,0.16579779571192915,0.11670026758912462,0.09270581683619594,0.07355803370942018,0.061984104478822626,0.05697865133729596,0.056488416787889704,0.04560810797089096,0.03975142927623524,0.038060930189039804,0.03509798448828162,0.034130692183788065,0.032501819415599924,0.03126835832054441,0.027657930946469757,0.024991781600739973,0.024541836790054294,0.024236253474240698,0.023805062795378834,0.023790314736515397,0.022895427675828334,0.02216028081411029,0.02135645976785035],"twin_dists":[0.21202318396859388,0.2301505284138816,0.2462131422556311,0.26919735392312266,0.2832528958488234,0.2967102321348291,0.30628784198904585,0.31089025982031365,0.3113587281850258,0.3227410941531481,0.3298458885004282,0.33206074527554713,0.33615228528944346,0.3375516745956215,0.33998646425202816,0.3419005318545199,0.347900893896977,0.35278119677332803,0.3536487771175302,0.35424588056200346,0.3550996016416622,0.3551290376964719,0.35694547077671307,0.35848434624353626,0.3602185921488714],"n_dims_used":43,"mean_confidence":0.9065205773641897},"coverage":{"mean_confidence":0.9065205773641897,"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}}