{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005609","470:4700008891","472:4720000338","485:4850008618","489:4890001545","469:4690002572","489:4890001494","466:4660013184","478:4780000672","466:4660000709","485:4850009061","500:5000001778","485:4850009062","470:4700008214","485:4850004641","493:4930006090","466:4660010624","466:4660004456","487:4870004059","500:5000006803","478:4780007922","496:4960012204","496:4960004050","466:4660012818","487:4870001146"],"twin_admin_codes":[496,470,472,485,489,469,489,466,478,466,485,500,485,470,485,493,466,466,487,500,478,496,496,466,487],"twin_sims":[0.02456740116434811,0.021614702916181647,0.011951020811401621,0.01003011211238237,0.009879288586254432,0.006972346897701723,0.00269126006902775,0.0023723976803309956,0.002197315915590468,0.0019986833707428806,0.0019753893646134563,0.0018835159672850703,0.0018124373956184448,0.0015667684494782477,0.0014421968035201174,0.0014188166232169488,0.0014039399141038194,0.001178888147489684,0.0011523461544805478,0.0006927084216139717,0.0005998606872270145,0.0005925307302950635,0.00057918128524994,0.0005514097814694086,0.0004923377754820257],"twin_dists":[0.3535991169669272,0.3596553331072253,0.38644758022733827,0.3940214508118497,0.39466951798939964,0.4092923284730658,0.4468039416124368,0.45153958747574924,0.45439438761469664,0.45789797834432017,0.4583296143496514,0.46007897549079513,0.46148711911986046,0.46678054653323364,0.46976475550451974,0.4703512498981117,0.470729099047727,0.4769483317666232,0.4777529808781849,0.4953958904453966,0.5002718424911253,0.5006862044336102,0.5014532843783188,0.5031034002939446,0.5068881792549387],"n_dims_used":45,"mean_confidence":0.9138476901584202},"coverage":{"mean_confidence":0.9138476901584202,"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}}