{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000723","487:4870001543","487:4870001248","487:4870000894","487:4870001448","487:4870001162","487:4870001449","487:4870003380","487:4870001163","487:4870000997","490:4900012695","466:4660012956","487:4870000825","487:4870002167","490:4900012263","487:4870000910","487:4870001169","490:4900013139","487:4870001250","487:4870001656","487:4870001641","487:4870001352","487:4870001639","490:4900012478","490:4900012682"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,490,466,487,487,490,487,487,490,487,487,487,487,487,490,490],"twin_sims":[0.33632851377491646,0.33306558226022764,0.30910124639343467,0.30750604299685186,0.2884199051047293,0.262815149606186,0.25083523797723295,0.22606400795942116,0.21644763511326612,0.20926416562231842,0.1993252110960665,0.19371564089613164,0.18310355298723602,0.1633911398381057,0.1479810854755793,0.14059193475049442,0.13827335791145437,0.13533211495157052,0.13253095062254236,0.13073946396882644,0.1262858782603928,0.1193032457261598,0.117785944967383,0.11765820786379991,0.11231704033308962],"twin_dists":[0.19172807807582928,0.19258384077089752,0.1990164028343304,0.19945444861935496,0.20480163646159205,0.21232030753164344,0.21599489805865238,0.22396757232475617,0.22721775437232525,0.22970959531165352,0.23325527061832663,0.23531049156345046,0.239314909369693,0.2472128249769847,0.25388192280356,0.2572625536927898,0.25835053337939856,0.2597504948390106,0.2611051597590533,0.261982869917757,0.26420487115323454,0.26781156895852914,0.2686165062239161,0.2686846332011115,0.27158551424790894],"n_dims_used":43,"mean_confidence":0.9033962515897529},"coverage":{"mean_confidence":0.9033962515897529,"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}}