{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004331","488:4880002232","499:4990001403","474:4740001639","466:4660009241","500:5000006857","466:4660004317","485:4850005132","475:4750011778","493:4930006953","487:4870010978","485:4850002059","479:4790004132","469:4690002690","478:4780005893","485:4850004801","481:4810000052","473:4730003456","466:4660001242","473:4730004095","500:5000010134","487:4870003570","496:4960005002","466:4660011418","472:4720001708"],"twin_admin_codes":[480,488,499,474,466,500,466,485,475,493,487,485,479,469,478,485,481,473,466,473,500,487,496,466,472],"twin_sims":[0.027676751420361533,0.009632174602453488,0.009418136003058608,0.006272238096536502,0.003061169100987288,0.002924345035573967,0.0027016891002484313,0.002676784250397021,0.0023389791032186295,0.002253407469312874,0.0017095657267347673,0.0016766262436112064,0.0016401358888934623,0.0015187914138479037,0.0012853679528785696,0.0012611999801015426,0.0012394246017270474,0.0011495180140971434,0.001135640091818945,0.00099510512099381,0.0009903171958435915,0.0009649022622659387,0.0009141631074086512,0.000880824628238346,0.0008435528629668751],"twin_dists":[0.347867911981081,0.3957506541019608,0.39670727482200985,0.4136302419141832,0.4419153198073238,0.4436572078612004,0.44665790900083313,0.4470075004052916,0.45206921997834865,0.45345772661963435,0.4636179364783019,0.46432523899777733,0.46512390157502737,0.4679030236910216,0.47388031775072587,0.4745554638294147,0.47517410086731704,0.47783972825384946,0.47826829084544287,0.4829047871012504,0.483073223418955,0.4839801563390043,0.4858591047139941,0.48714713567431805,0.48864188037423545],"n_dims_used":43,"mean_confidence":0.8967239025027253},"coverage":{"mean_confidence":0.8967239025027253,"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}}