{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005483","487:4870006076","487:4870005334","487:4870005335","487:4870005336","469:4690005922","487:4870005482","487:4870005629","487:4870005189","487:4870005337","487:4870005481","487:4870005333","487:4870005338","487:4870005191","487:4870005781","487:4870005048","469:4690005832","487:4870006221","487:4870005192","487:4870005049","487:4870005780","487:4870006219","474:4740000337","469:4690006091","487:4870006220"],"twin_admin_codes":[487,487,487,487,487,469,487,487,487,487,487,487,487,487,487,487,469,487,487,487,487,487,474,469,487],"twin_sims":[0.8908822757342477,0.8862931557726579,0.8836249725106615,0.8679283418299824,0.843900108501476,0.8271465513732597,0.8189747557446341,0.8167728776517644,0.8159568155073851,0.8072336087753174,0.8010479865985047,0.7849516671156554,0.7828250538978586,0.7827979750165778,0.7582189560407978,0.7536495056606732,0.7463611057776138,0.7245136065710138,0.7163918584924562,0.7090944293297345,0.7029438592980861,0.7021241103283844,0.6962614337215818,0.69151734462792,0.6902864889878289],"twin_dists":[0.0624324873531641,0.06381253315862155,0.06460457405740773,0.06912596231902199,0.07566705338411475,0.08001225367406703,0.08207862485090373,0.08263002706187832,0.08283383144193557,0.08499432872249375,0.0865074111657353,0.09037867192568856,0.09088357137466353,0.09088999115964064,0.09662925001811826,0.09767871598272619,0.09934264823786212,0.1042649882931836,0.10607303035732739,0.10768883219009488,0.10904481128172457,0.10922515345562864,0.110512438960771,0.11155107827048023,0.11182013343029654],"n_dims_used":42,"mean_confidence":0.9162721179780506},"coverage":{"mean_confidence":0.9162721179780506,"n_dims_used":42,"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}}