{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011391","496:4960011999","490:4900001349","496:4960011835","469:4690002125","466:4660002290","490:4900001761","466:4660002451","490:4900001343","466:4660001526","469:4690003252","470:4700002449","496:4960012201","466:4660014054","469:4690003273","469:4690003945","469:4690003748","466:4660002043","466:4660002147","466:4660000493","466:4660002034","469:4690003848","496:4960011825","470:4700002288","469:4690002656"],"twin_admin_codes":[496,496,490,496,469,466,490,466,490,466,469,470,496,466,469,469,469,466,466,466,466,469,496,470,469],"twin_sims":[0.7806554506587506,0.6314184109171707,0.5596072317977885,0.5218992278902644,0.5140220723521722,0.49579593978643405,0.4767734242822805,0.4757142673445436,0.47568963020934923,0.4732994800391382,0.4652143887071118,0.4575942833050975,0.45585962106246364,0.4381404061553614,0.4334303872144183,0.431755857381372,0.42889497783371217,0.42424770981314114,0.4235141011403195,0.4229286881090548,0.41943131137034606,0.418399983406821,0.41817798870013956,0.41766523262837,0.41720882549707344],"twin_dists":[0.09139720676388122,0.12454232606368137,0.1399418076844191,0.14811167594683006,0.14983363238715172,0.1538440845051162,0.15807532811930936,0.15831245953491213,0.1583179775172206,0.1588537471536402,0.16067284331660117,0.16239737011604632,0.1627913744413023,0.16684862290022143,0.1679377139050733,0.1683260532868854,0.16899093386813047,0.1700748708498648,0.1702464281763375,0.17038341848043598,0.1712034936044312,0.17144587438686423,0.17149808042497397,0.17161870943260207,0.17172613524608585],"n_dims_used":45,"mean_confidence":0.9158460828993056},"coverage":{"mean_confidence":0.9158460828993056,"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}}