{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001838","487:4870002184","490:4900005260","487:4870002982","494:4940008894","487:4870000908","466:4660009835","494:4940004850","487:4870003655","487:4870001559","487:4870003934","487:4870004236","466:4660012853","487:4870010016","487:4870009763","494:4940007580","487:4870011397","490:4900005769","494:4940007957","487:4870004372","487:4870004235","490:4900005129","487:4870004685","490:4900007979","487:4870003935"],"twin_admin_codes":[487,487,490,487,494,487,466,494,487,487,487,487,466,487,487,494,487,490,494,487,487,490,487,490,487],"twin_sims":[0.01695820754029102,0.0055944024307241725,0.0034270694637800942,0.002402195506713836,0.0014234763488055718,0.0013789975454908349,0.0012350629141205005,0.0012184669831964861,0.0010008910116279107,0.0008788138595349548,0.0008778947290411988,0.0008310408084491898,0.0007900622797798315,0.0007455802005427045,0.0006551639139572715,0.0006355585874858665,0.0006338145265579981,0.0006335206308773553,0.0006089241272344093,0.0005857269054979842,0.0005639980376285789,0.0005237654800059408,0.0004842227544296998,0.00044479198447195805,0.0004304881474279319],"twin_dists":[0.3708594737144196,0.41826798966271705,0.43758451122383785,0.4510730783861458,0.47023365145550144,0.4713709829994348,0.47529922396586266,0.4757790770582868,0.48270224327698613,0.487226262021773,0.48726248701760083,0.4891574474951983,0.490898032662923,0.49288515570111285,0.49728956801673896,0.4983189905323574,0.498411994688104,0.49842769051109925,0.49976596719558064,0.5010751251765639,0.50234604830535,0.5048248729996009,0.5074409299213718,0.5102564761448442,0.5113358557505024],"n_dims_used":43,"mean_confidence":0.8943212642226108},"coverage":{"mean_confidence":0.8943212642226108,"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}}